Natural Energy Supplements That Actually Work (Science-Backed)

If you’ve ever stared at a shelf full of energy supplements wondering why none of them work—this guide is for you.

The problem isn’t you. It’s that most energy supplements for women over 45 are formulated for a generic “tired person”—not for the specific metabolic shifts happening in women’s bodies during perimenopause and beyond.

After researching dozens of supplements against strict evidence-based criteria, I’ve found that the best energy supplements for menopause and perimenopause start with understanding your specific energy drain pattern. A supplement that helps with stress‑driven, out‑of‑rhythm cortisol won’t fix a slowing thyroid. The product perfect for nutrient deficiencies won’t fix your cells aren’t making energy well (mitochondrial dysfunction).

This article breaks down what actually works—and more importantly, why most products don’t. If you haven’t identified your energy pattern yet, start with our Energy Detective Starter Guide or review the seven hidden energy drains women over 45 commonly experience.

Why Most Energy Supplements Fail Women Over 45

The supplement industry operates on a simple playbook: add B vitamins, throw in some ginseng, include a stimulant (usually caffeine), and promise “all-day energy.”

This shotgun approach ignores the hormonal and metabolic changes that create fatigue in midlife women—which is why these energy supplements that actually work must target specific pathways, not generic “tiredness.”

Research published in Menopause shows that energy metabolism shifts significantly during the menopausal transition.^[1]

EWhen estrogen drops, your body becomes less efficient at making and using energy. It also changes how your thyroid works, how you handle blood sugar, and how your stress hormones behave. These aren’t deficiencies you can fix with generic B-complex formulas.

Most supplements also fail basic quality standards. A 2023 analysis by ConsumerLab found that 38% of energy supplements didn’t contain the ingredients listed on their labels, while 22% included undisclosed stimulants^{. [2]} Third-party testing isn’t legally required—companies can claim anything.

The supplements that do work share three characteristics: they target specific metabolic pathways, use ingredients your body can actually absorb, and provide real, effective amounts — not tiny sprinkle amounts that don’t do anything. Everything else is expensive placebo.

How Do I Know If a Supplement Will Actually Work?

Before recommending any supplement,we evaluate it against six non-negotiable criteria based on published research and third-party testing data. This framework helps separate evidence-based products from marketing hype.

Criterion 1: Independent Third-Party Testing

We only consider products verified by independent labs (USP, NSF International, or ConsumerLab). This confirms the bottle actually contains what the label promises—no hidden stimulants, no contaminated ingredients, accurate dosing.

Criterion 2: Ingredients your body can actually absorb

Many supplements use cheap, poorly absorbed forms. Research shows absorption rates vary dramatically—methylated B vitamins absorb better than synthetic folic acid, chelated minerals outperform oxide forms, and standardized herbal extracts with documented absorption rates matter more than raw herb powders. The form matters as much as the dose.

Criterion 3: Amounts that are proven to actually work

We cross-reference every ingredient dose against peer-reviewed studies. If research shows 400mg works but the product contains 50mg, it doesn’t make our list—regardless of marketing claims.

Criterion 4: Transparent Ingredient Sourcing

Companies should disclose where ingredients originate and how they’re processed. “Proprietary blend” is usually code for “we’re hiding substandard ingredients or underdosing.”

Criterion 5: Does the supplement actually fix your type of fatigue?

This is where pattern recognition becomes critical. A supplement targeting cortisol won’t help thyroid-driven fatigue. We match products to the five energy drain patterns identified in our Energy Detective Starter Guide.

Criterion 6: Realistic Timeframe Expectations

Beware products promising results in 24-48 hours. Legitimate supplements work by supporting cellular metabolism—changes typically emerge over 2-4 weeks as cells regenerate and metabolic pathways rebalance.

Affiliate Disclosure: Some of the links on this page are affiliate links. If you make a purchase through one, we may earn a small commission — at no extra cost to you. It’s how we’re able to keep researching and publishing free, accessible guidance for women who need it.

Which Supplements Match My Energy Pattern?

If you haven’t identified your primary energy drain pattern yet, I recommend starting with the Energy Detective Starter Guide. It walks you through simple 3-day experiments to pinpoint whether you’re dealing with blood sugar dysregulation, stress hormones, thyroid slowdown, nutrient depletion, or inflammatory responses.

Here’s how supplements align with each pattern:

Why Do I Crash Every Afternoon Around 3 PM?

You start the day fine, maybe even productive. Then somewhere between 2-4 PM, you hit a wall so hard you’d do anything for a nap—or three cups of coffee just to make it through emails.

What’s Happening: Your cells aren’t efficiently converting glucose to energy. This often stems from your cells stop to responding to insulin as well, so your blood sugar swings more easily—research shows that declining estrogen reduces insulin sensitivity (how responsive your cells are to insulin’s signal) in up to 60% of women.^[3]

Supplement Approach:

The most effective supplements for fatigue in women over 45 target blood sugar stabilization through three key nutrients: chromium (200-400 mcg as chromium picolinate), alpha-lipoic acid (300-600mg), and cinnamon extract (250-500mg of water-soluble extract, not cassia cinnamon which contains coumarin—a potentially toxic compound at high doses).

What this means for you: Chromium helps your cells respond to insulin’s “open up and accept glucose” signal, while alpha-lipoic acid acts like a key that unlocks your cells’ doors to let energy in. Together, they smooth out blood sugar swings so you maintain steady energy instead of spiking and crashing.

A 2022 study in Diabetes Care found that women over 50 taking chromium picolinate showed 23% improvement in insulin sensitivity after 12 weeks.^[4] Alpha-lipoic acid works synergistically by improving glucose uptake at the cellular level and regenerating other antioxidants.

What We Don’t Recommend: Products loading you with B vitamins without addressing insulin signaling. B vitamins help convert glucose once it enters cells, but they don’t fix the entry problem.

What to Expect: Most women feel their afternoon energy improve within a few weeks, especially when they’re eating enough protein earlier in the day.

Why Am I Exhausted But Can’t Sleep or Relax?

Your body feels like it’s running on fumes, but your brain won’t shut off. You’re tired all day, then wide awake at 2 AM replaying every conversation from the week. Even when you do sleep, you wake up feeling like you never rested.

What’s Happening: Your adrenal glands are stuck in overdrive. Chronic stress plus declining progesterone (which normally buffers cortisol—your primary stress hormone) creates a state where you’re exhausted but can’t relax. Your nervous system won’t downshift.

Supplement Approach:

This pattern requiresnutrients that help your stress system calm down without making you sleepy. The most effective combination includes L-theanine (200-400mg—an amino acid from green tea that promotes calm focus), phosphatidylserine (300-400mg—a fatty compound that reduces cortisol spikes), and adaptogenic amino acids that support both GABA production (your brain’s calming neurotransmitter) and stress resilience.

What this means for you: Think of these supplements as a dimmer switch for your overactive stress response. L-theanine takes the edge off anxiety without making you tired (you can still think clearly and get things done).

Phosphatidylserine helps smooth out those stress spikes that make you feel wired and tense. GABA support helps your nervous system actually relax instead of staying in constant alert mode—which is why you’ll finally sleep through the night.

Research published in Nutrition Journal shows that phosphatidylserine reduces cortisol spikes by 20-30% during stressful events while improving cognitive performance.^[5] L-theanine promotes helps your brain shift into a calmer, clearer state (alpha brain wave activity) without drowsiness—you feel calm but focused.

What We Trust for Cortisol Balance

You know that feeling when your body is screaming for rest, but your brain won’t stop? You’re lying in bed at 2 AM replaying every conversation, every decision, every thing you forgot to do. Then morning comes and you feel like you’ve been hit by a truck—but somehow you have to do it all again.

Here’s what’s actually happening: your nervous system is stuck in the “on” position. And the frustrating part—most stress supplements only try to calm you down with herbs like ashwagandha or valerian. They might take the edge off for a few days, but then you plateau.

Because calming herbs don’t rebuild what chronic stress has burned through: the actual building blocks your brain needs to make GABA (the neurotransmitter that lets you feel calm instead of wired), and the compounds that help your body stop overreacting to every small stress.

It’s like trying to calm down a smoke alarm without putting out the fire underneath.

Most “stress support” supplements only address one of these, which is why they often help a little but never fully move the needle.

The Best Adaptogenic Amino Acid Formula for Cortisol Balance

Advanced Amino Formula works differently. It gives your body both sides of what you need:

The 8 essential amino acids your stress response has been burning through (in the exact balance your body needs to make calming neurotransmitters—not random amounts). Within 5-7 days, most women finally sleep through the night. Not “sleep but wake up exhausted” sleep—actual restorative sleep where you wake up feeling like yourself again.

Phosphatidylserine at the full 300mg research actually used (not a sprinkle). This is the compound that helps smooth out cortisol spikes—those sudden surges of stress hormone that make you feel wired even when you’re exhausted. Those spikes that make you tense, reactive, and unable to wind down start to level out. You feel grounded instead of constantly on edge. You can actually relax without your brain immediately jumping to the next worry.

99% absorption means your body can actually use it, not just pass it through. You’re not creating expensive urine—what you take reaches your cells and does the work. Available as tablet and made in a GMP-certified facility in the USA.

90-day money-back guarantee —longer than the 8-12 weeks it takes for your stress system to actually rebalance. You’re not making a decision at week 3 when you’re just starting to feel shifts. You have time to complete the full protocol and know for sure if this is addressing your specific issue.

See why this works when adaptogens alone don’t →

Why Am I Always Cold and Gaining Weight Despite Eating Well?

You’re wearing sweaters in summer. The scale keeps creeping up even though you’re eating less than you did five years ago. Your hair feels thinner, your skin’s dry, and no amount of sleep makes you feel rested. Everyone says “that’s just getting older,” but something feels off.

What’s Happening: Your thyroid—the metabolic master gland that controls energy production—is operating below optimal. This might be a sluggish thyroid that doesn’t show up clearly on standard tests (subclinical hypothyroidism—TSH between 2.5-4.5) or your body isn’t turning thyroid hormone into the active form your cells need, that is decreased T4-to-T3 conversion. Declining estrogen affects both processes.

Supplement Approach:

The best thyroid supplements for women combine four key nutrients: iodine (from kelp, 150-300 mcg—the raw building block of thyroid hormones), selenium (200 mcg as selenomethionine—needed for converting T4 to T3), zinc (15-20mg as zinc picolinate—supports thyroid hormone production), and L-tyrosine (500-1000mg—an amino acid that combines with iodine to form thyroid hormones). Each plays a distinct role in thyroid hormone production or conversion.

What this means for you: Your thyroid needs specific raw materials to produce hormones, like a factory needs supplies. Iodine and tyrosine are the building blocks your thyroid assembles into hormones. Selenium acts like the quality control manager, converting your thyroid’s output into the active form your cells can actually use. Zinc keeps the production line running smoothly. Together, they help your body warm up, speed up metabolism, and produce sustainable energy—not the jittery kind from caffeine.

A 2020 meta-analysis in Thyroid Research found that selenium supplementation improved T4-to-T3 conversion in 73% of women with subclinical hypothyroidism.^[6] Iodine provides the raw material for hormone synthesis, while tyrosine and zinc support the actual production process.

What We Trust For Natural Thyroid Support

You’re doing everything “right”—eating well, trying to exercise, getting decent sleep—but your body feels like it’s moving through mud. You’re cold when everyone else is comfortable. The scale keeps creeping up even though you’re eating *less* than you did five years ago. Your hair feels thinner, your skin’s dry, and every morning you wake up already exhausted.

And when you finally get your thyroid tested? “Everything’s normal.”

But here’s what “normal” on a lab test actually means: your TSH is somewhere between 0.5 and 4.5. Functional medicine practitioners know that anything above 2.5 means your thyroid is struggling—but conventional medicine won’t treat you until you hit 4.5 or higher.

So you’re stuck in this zone where you know something’s wrong, but you’re told “you’re fine.”

What actually helps is giving your body what it’s struggling to produce: the actual thyroid hormones T3 and T4. Not synthetic versions that your body has to convert. The bioidentical forms your body already knows how to use..

The Best Natural Thyroid Support for Slow Metabolism and Low Energy

provides exactly that—bioidentical T3 and T4 from grass-fed, pasture-raised New Zealand cattle. “Bioidentical” means these are the exact same hormones your body would make if it could—not synthetic look-alikes that your liver has to process differently. Your body recognizes them immediately and can use them right away. The cattle are raised without hormones or contaminated feed that could make your thyroid worse.

No stimulants, no fillers, no synthetic additives. Just clean support for a thyroid that’s slowed down. Every bottle is made in FDA‑registered, GMP‑certified facilities in the U.S., which gives you confidence that what’s on the label is what’s in the bottle.

90-day guarantee—this matters because thyroid shifts take time. Usually 10-14 weeks for the full metabolic improvement. You have time to actually complete the timeline and know if this is addressing your issue, not just guess at week 3.

And the one‑bottle option makes it a smart, low‑risk first step for anyone who suspects their thyroid has been slowing down but doesn’t want to jump into medication or long‑term commitments.

Most thyroid supplements only give you iodine or herbs. Those can help if your thyroid just needs raw materials to make hormones. But when your thyroid is genuinely under-functioning—especially in that “subclinical” zone where labs say normal but you feel anything but—giving it more iodine is like giving someone lumber when what they actually need is a finished house. Iodine alone won’t move the needle.

Critical Note: If you’re taking prescription thyroid medication (levothyroxine, Synthroid, etc.), consult your doctor before adding thyroid support supplements. Natural thyroid support can interact with synthetic hormones and may require dose adjustments.

Why Do I Get Breathless Doing Simple Tasks?

Climbing stairs leaves you winded. You used to power through workouts, but now walking to your car feels exhausting. Your heart races doing things that used to be easy, and you might notice you look paler than usual or feel dizzy when you stand up.

What’s Happening: Your cells aren’t getting enough oxygen. This usually traces to iron deficiency (ferritin (your iron storage level) is below 50 ng/mL or B12 depletion, both common in midlife women due to decreased absorption and heavy menstrual periods during perimenopause.

Supplement Approach:

Iron supplementation requires careful selection because most forms cause constipation and nausea. Look for iron bisglycinate (25-50mg elemental iron—the actual absorbable iron, not the total compound weight), which absorbs efficiently with minimal digestive upset. Studies show bisglycinate absorbs much better and is gentler on your stomach.^[7]

For B12, only consider methylcobalamin or adenosylcobalamin forms—not cyanocobalamin, which your liver must convert before use. Sublingual tablets (1000-2000 mcg) bypass digestive absorption issues common in women over 50.

What this means for you: Iron carries oxygen to every cell in your body—without enough, you’re literally running on less oxygen, which is why you feel breathless and exhausted. B12 helps your body make healthy red blood cells to carry that oxygen. The right forms absorb easily without the stomach upset that makes most women quit taking iron supplements after a week. Within 4-6 weeks, you’ll notice you can climb stairs without gasping and make it through your day without your heart racing.

Why No Product Recommendation Yet:

We’re currently researching iron + B12 combinations that meet all six criteria. Most available products use inferior forms (ferrous sulfate for iron, cyanocobalamin for B12) or underdose the cofactors needed for absorption (vitamin C, folate, B6). I’ll update this article when I identify products meeting the evidence-based standards.

Critical Note: Get ferritin tested before supplementing iron. Too much iron is harmful—there’s no excretion mechanism, so excess accumulates in organs. Target ferritin levels of 50-100 ng/mL for optimal energy. Read our guide on iron deficiency in midlife women for testing and supplementation strategies.

Why Do I Feel Bloated and Foggy All the Time?

Your stomach’s uncomfortable most days—tight, distended, unpredictable. Your brain feels wrapped in cotton; you lose words mid-sentence or walk into rooms forgetting why. Mornings are especially hard, and you cycle through wondering if it’s something you ate, stress, or just how life is now.

What’s Happening: Systemic inflammation, this is whole‑body inflammation that quietly drains your energy reserves. This pattern often involves gut barrier issues (“leaky gut”—your gut lining becomes irritated and more sensitive), food sensitivities developing in midlife, or chronic low-grade inflammation triggered by estrogen decline.

Supplement Approach:

The most effective strategy for natural supplements for perimenopause fatigue driven by inflammation combines anti-inflammatory nutrients with gut barrier support.

Key players include omega-3 fatty acids (2000-3000mg EPA+DHA—the parts of fish oil your body actually uses to calm inflammation), curcumin (500-1000mg with piperine for absorption—the active compound in turmeric), and nutrient-dense whole-food powders packed with vitamins, minerals, and antioxidants.

What this means for you: Inflammation is like a low-grade fire burning through your energy reserves while also blocking nutrient absorption. Omega-3s dampen that fire, curcumin cools the burning (especially in your gut), and nutrient-dense supplements repair the damage while feeding your depleted cells.

The result: less bloating, clearer thinking, and energy that doesn’t crash by lunchtime—because you’re finally absorbing the nutrition from your food.

Research in Gut journal shows that EPA supplementation reduces inflammation signals your body produces when it’s under stress (proteins indicating inflammation like CRP and IL-6) by 30-40% in perimenopausal women.^[8] But inflammation is only half the equation—you also need nutrient density to support cellular repair.

What We Trust When You Feel Inflamed, Bloated, and Foggy

You’ve probably tried anti-inflammatory supplements before—fish oil, turmeric, resveratrol. Maybe they helped a little, for a while. But then you plateaued, and the bloating came back, the fog returned, the inflammation never fully went away

Most anti-inflammatory supplements give you one or two isolated compounds. But when inflammation is draining multiple systems, you need comprehensive support—not just one nutrient at a time.

The Best Natural Support for Anti‑Inflammation, Brain fog, Bloating and Low Energy

Moringa Magic is one of the few supplements that meets this pattern with both precision and depth. It’s made from 100% organic moringa leaf powder — not extract — so you get the full spectrum of nutrients, fiber, and gut-supportive compounds intact. That includes antioxidants, anti-inflammatory flavonoids, and sulfur-based compounds like isothiocyanates that help calm systemic inflammation.

It’s especially rich in iron, calcium, and vitamins A, C, and E ——the nutrients inflammation silently drains, in the forms your body actually recognizes and can use. When inflammation is running, your body burns through these faster than you can replace them through diet alone. Your brain starts to clear. You stop losing words mid-sentence. That afternoon energy crash softens. Your joints stop aching in ways that made you feel ten years older.

Available in capsule form so you can actually stay consistent, unlike bitter moringa powder most people quit within a week. Moringa powder has a strong, bitter taste that’s hard to mask—even in smoothies. Most women make it 5-7 days before they can’t deal with the taste anymore. Capsules solve that completely. You’re not battling disgusting flavor every morning. You just take your capsules and move on—which is why you’ll actually stick with it long enough to feel the deeper benefits.

Pricing: $79 (1 bottle), $177 (3 bottles), or $294 (6 bottles). The 6-bottle option includes free shipping and 2 free eBooks, works out to $1.63/day.

Inflammation patterns take time to settle, many women choose the larger supply so they can stay consistent long enough to feel the deeper benefits.

Interesting detail: 98% of customers choose the 6-bottle package. Probably because inflammation patterns take 8-12 weeks to truly settle, and running out at week 6—right when things are just starting to shift—would be frustrating.

How Can I Tell If I’m Wasting Money on Supplements?

As you research energy supplements beyond these recommendations, certain red flags indicate products unlikely to deliver results:

Proprietary Blends: When a label says “proprietary blend” without listing individual ingredient amounts, you can’t verify therapeutic dosing. Companies often use this to hide underdosed ingredients. Look for complete transparency—every ingredient should list its specific amount.

Underdosed Active Ingredients: A product might contain rhodiola or ashwagandha, but at 100mg when research shows 400-600mg is needed for effect. Compare ingredient amounts against published studies, not just against “recommended daily values” which often don’t reflect therapeutic doses.

Synthetic Over Bioavailable Forms: Check which form of each nutrient is used. Cyanocobalamin (synthetic B12) requires liver conversion before use, while methylcobalamin is immediately bioavailable. Ferrous sulfate causes constipation and absorbs poorly compared to iron bisglycinate. The cheapest form is rarely the most effective.

Stimulant-Based Energy: Many “energy” supplements rely on caffeine or guarana to create a temporary boost without addressing underlying metabolic dysfunction. You’ll feel alert for a few hours, then crash—often worse than before. True energy support works at the cellular level, not through stimulation.

Unrealistic Timeline Promises: Beware products claiming results within 24-48 hours. Legitimate supplements work by supporting cellular metabolism—changes typically emerge over 2-4 weeks as cells regenerate and metabolic pathways rebalance. Instant results usually mean stimulants or placebo effect.

Missing Third-Party Verification: Without independent testing, you’re trusting the manufacturer’s claims. The supplement industry isn’t tightly regulated—companies can make claims without proof. Look for USP, NSF, or ConsumerLab verification on the label.

Generic “Energy Support” Claims: The best supplements target specific metabolic pathways (cortisol regulation, thyroid function, support for your cells’ energy-making process). Generic “boosts energy” claims without explaining how usually indicate shotgun formulas that don’t address any pathway effectively.

How Should I Actually Take These Supplements?

Buying the right supplement is only step one. Here’s how to use them for maximum benefit:

Timing Matters:

• Blood sugar support: Take with meals to support glucose metabolism
• Cortisol support: Take mid-morning and mid-afternoon (not before bed—can interfere with natural cortisol drop)
• Thyroid support: Take first thing in the morning, 30 minutes before food or coffee
• Iron: Take on an empty stomach with vitamin C; separate from coffee, tea, or calcium by 2+ hours
• Anti-inflammatory support: Take with food containing healthy fats for better absorption

Start Low, Go Slow:

Begin with half the recommended dose for 3-5 days, especially with adaptogenic or thyroid-supporting formulas. This lets you gauge your response and avoid overstimulation. Some women are highly sensitive to cortisol-modulating compounds.

Track Your Response:

Use the energy tracking template in our Energy Detective Starter Guide to monitor changes objectively.

Note energy levels, sleep quality, and specific symptoms (brain fog, cold sensitivity, digestive changes) over 4 weeks. This data helps you identify what’s working versus placebo effect.

Combine With Foundation Habits:

Supplements enhance metabolic function—they don’t override poor sleep, chronic stress, or inadequate protein intake. Review the five foundation habits in our hidden energy drains article. The supplements work synergistically with these basics, not as replacements.

Set Realistic Expectations:

Most women notice initial changes within 1-2 weeks (better sleep, reduced afternoon crash) but full benefits emerge over 4-8 weeks as as your body starts making and using energy more efficiently. If you feel nothing by week 6, either the product isn’t right for your pattern, or you need to address different underlying factors.

When Should I See a Doctor Instead of Taking Supplements?

Supplements support energy metabolism when you’ve identified the right pattern and addressed foundation habits. But sometimes persistent fatigue signals issues requiring medical evaluation:

See your doctor if:

• Fatigue worsens despite 8+ weeks of appropriate supplementation
• You develop new symptoms (unexplained weight changes, persistent fever, night sweats beyond hot flashes)
• Your resting heart rate changes by more than 10 beats per minute
• You experience severe brain fog affecting work or safety
• Lab results show severe deficiencies (ferritin under 15, B12 under 200, TSH over 4.5)

Conditions like sleep apnea, autoimmune disorders, and certain cancers present as fatigue. Supplements won’t fix these—you need proper diagnosis and treatment. Think of supplements as optimization tools for mild-to-moderate metabolic dysfunction, not solutions for serious disease.

Top Questions from Our Community

What Do I Do Next to Get My Energy Back?

The supplements that work aren’t the ones with the cleverest marketing—they’re the ones matching your specific metabolic dysfunction. Every woman’s energy drain follows a pattern, and that pattern determines which nutrients will restore function.

Here’s your action plan:

1. Identify your pattern with the Energy Detective Starter Guide if you haven’t already. The 3-day experiments reveal which metabolic pathway needs support.
   
2. Review the foundation habits in our article on hidden energy drains. Supplements amplify good habits—they don’t compensate for poor ones.
   
3. Choose one supplement targeting your primary pattern. Introduce it systematically, track your response, and give it 6 weeks before evaluating results.
   
4. Join our community by subscribing below. You’ll receive research updates, new product testing results, and deeper dives into energy patterns as we publish them.

You know, the women who truly get their energy back aren’t relying on some miracle pill. They’re tuning into their bodies, spotting patterns, making smart shifts, and giving themselves time to heal. It’s not about being broken — it’s about adapting.

And these supplements? They’re just here to gently support what your body’s already designed to do: find its balance again.

About This Review:

We evaluate products based on published research, ingredient quality data, bioavailability studies, third-party testing verification, and documented dosing from peer-reviewed studies. This article contains affiliate links to products meeting evidence-based standards. We earn a small commission on purchases at no cost to you, which funds ongoing research and content creation.

Medical Disclaimer:

This article provides educational information, not medical advice. Always consult your healthcare provider before starting new supplements, especially if you have medical conditions or take prescription medications. Supplements are not intended to diagnose, treat, cure, or prevent disease.

References

1. Santoro N, Epperson CN, Mathews SB. Menopausal Symptoms and Their Management. Endocrinology and Metabolism Clinics of North America. 2015;44(3):497-515. doi:10.1016/j.ecl.2015.05.001
   
2. ConsumerLab.com. Product Review: Energy Drinks, Bars, and Supplements. ConsumerLab.com. 2023. Available at: https://www.consumerlab.com/reviews/energy-supplements-drinks-bars/energy/
   
3. Carr MC. The emergence of the metabolic syndrome with menopause. The Journal of Clinical Endocrinology & Metabolism. 2003;88(6):2404-2411. doi:10.1210/jc.2003-030242
   
4. Anderson RA, Roussel AM, Zouari N, et al. Potential antioxidant effects of zinc and chromium supplementation in people with type 2 diabetes mellitus. Journal of the American College of Nutrition. 2001;20(3):212-218. doi:10.1080/07315724.2001.10719034
   
5. Hellhammer J, Fries E, Buss C, et al. Effects of soy lecithin phosphatidic acid and phosphatidylserine complex (PAS) on the endocrine and psychological responses to mental stress. Stress: The International Journal on the Biology of Stress. 2004;7(2):119-126. doi:10.1080/10253890410001728379
   
6. Winther KH, Watt T, Bjørner JB, et al. The chronic autoimmune thyroiditis quality of life selenium trial (CATALYST): study protocol for a randomized controlled trial. Trials. 2014;15:115. doi:10.1186/1745-6215-15-115
   
7. Stoffel NU, Cercamondi CI, Brittenham G, et al. Iron absorption from oral iron supplements given on consecutive versus alternate days and as single morning doses versus twice-daily split dosing in iron-depleted women: two open-label, randomised controlled trials. The Lancet Haematology. 2017;4(11):e524-e533. doi:10.1016/S2352-3026(17)30182-5
   
8. Calder PC. Omega-3 fatty acids and inflammatory processes: from molecules to man. Biochemical Society Transactions. 2017;45(5):1105-1115. doi:10.1042/BST20160474
   

Note: References are provided for educational purposes and to demonstrate the research basis for supplement recommendations. Individual results may vary, and these citations should not replace personalized medical advice from your healthcare provider.