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486 products • Page 15 of 21

All supplements listed here offer Amazon Subscribe & Save for automatic deliveries at discounted prices, ideal for...

All supplements listed here offer Amazon Subscribe & Save for automatic deliveries at discounted prices, ideal for daily-use supplements.

As an Amazon Associate, we earn from qualifying purchases. Some links below are affiliate links — this doesn't affect our editorial independence or product ratings. How we evaluate products

Alive By Science NMN Powder Powder

Alive By Science NMN Powder

Renue By Science
(223)
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Therapeutic dose
500mg per scoop

Powder form offers the most flexible dosing — use sublingually for fast absorption, mix into beverages, or measure precise custom doses. Good value per milligram compared to capsule forms. Can be used sublingually by placing powder under the tongue.

Peak Performance USDA Organic Slippery Elm Capsules Capsule

USDA Organic Slippery Elm Capsules

Peak Performance
(222)
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Proprietary blend
Organic micronized slippery elm bark per serving

USDA Organic certified slippery elm bark that has been micronized for improved surface area and mucilage release upon contact with GI fluids. The organic certification ensures the bark was sustainably sourced without synthetic chemicals — important for an at-risk species. Peak Performance's clean formula excludes artificial fillers and additives. Third-party tested with strong early consumer ratings at 4.4 stars across 221 reviews.

Mary Ruth's MaryRuth’s Multivitamin Liposomal for Women 40+ | Womens Multivitamin Liposomal | Immune Liquid

Mary Ruth's MaryRuth’s Multivitamin Liposomal for Women 40+ | Womens Multivitamin Liposomal | Immune

MARYRUTH'S
(3,288)
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Proprietary blend
1 tbsp

Customer rating of 4.2★ flags quality/efficacy concerns versus higher-rated alternatives on this page.

Thorne Amino Complex Powder

Thorne Amino Complex

THORNE
(1,946)
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Partial dose
5.4g per serving

Thorne is the trusted brand among professional athletes and sports teams — their amino complex is NSF Certified for Sport, the most rigorous testing standard available. Leucine-forward formula optimized for recovery. Used by over 100 professional sports teams.

Nordic Naturals Nordic Omega-3 Fishies, Tutti Frutti - 36 Fishies - 300 mg Total Omega-3s with EPA & Gummy

Nordic Omega-3 Fishies, Tutti Frutti - 36 Fishies - 300 mg Total Omega-3s with EPA &

Nordic Naturals
(1,094)
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Below clinical
300 mg

Customer rating of 4.2★ flags quality/efficacy concerns versus higher-rated alternatives on this page.

Nature's Way St. John's Wort Premium Extract Capsule

St. John's Wort Premium Extract

Nature's Way
(221)
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Below clinical
300mg per capsule (standardized to 0.3% hypericin), 3 caps = 900mg/day

From the same trusted brand as Perika but at a lower price point. Non-GMO Project Verified with 90 capsules providing a 30-day supply at clinical dose. Nature's Way has been in herbal supplements since 1969.

NOW Sports HMB 500mg Veg Capsule

NOW Sports HMB 500mg

NOW Foods
(303)
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Below clinical
500mg calcium HMB per capsule

Informed Sport certified — ideal for tested athletes. GMP-certified manufacturing. The 500mg dose allows more flexible dosing (2-6 capsules daily depending on needs). NOW Sports is a trusted brand in sports nutrition. Veg capsule suits vegetarians and vegans.

Integrative Therapeutics Testosterone Formula - Adult Health Supplement for Men's Health Support* - Male Health Supplement - Supports Active Lifestyles - Vegetarian - 90 Capsules (30 Servings) Capsule

Testosterone Formula - Adult Health Supplement for Men's Health Support* - Male Health Supplement - Supports Active Lifestyles - Vegetarian - 90 Capsules (30 Servings)

Integrative Therapeutics
(64)
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Partial dose
See label

Integrative Therapeutics Testosterone Formula - Adult Health Supplement for Men's Health Support* - Male Health Supplement - Supports Active Lifestyles - Vegetarian - 90 Capsules (30 Servings) provides anxiety in a convenient form.

Integrative Therapeutics ProThrivers Wellness Sleep - Sleep Support Supplement for Adults* - Support with Melatonin & Magnesium - Vegan, Gluten-Free & Dairy-Free - 60 Capsules (60 Servings) Capsule

ProThrivers Wellness Sleep - Sleep Support Supplement for Adults* - Support with Melatonin & Magnesium - Vegan, Gluten-Free & Dairy-Free - 60 Capsules (60 Servings)

Integrative Therapeutics
(202)
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Partial dose
See label

Integrative Therapeutics ProThrivers Wellness Sleep - Sleep Support Supplement for Adults* - Support with Melatonin & Magnesium - Vegan, Gluten-Free & Dairy-Free - 60 Capsules (60 Servings) provides anxiety in a convenient form.

Momentous Inositol Supplement - Myo-Inositol for Mood Balance, Cognitive Function, & Rest Quality Support - Vegan - GMO- & Gluten-Free - NSF Certified for Sport - 60 Servings Capsule

Inositol Supplement - Myo-Inositol for Mood Balance, Cognitive Function, & Rest Quality Support - Vegan - GMO- & Gluten-Free - NSF Certified for Sport - 60 Servings

Momentous
(136)
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Proprietary blend
See label

Momentous Inositol Supplement - Myo-Inositol for Mood Balance, Cognitive Function, & Rest Quality Support - Vegan - GMO- & Gluten-Free - NSF Certified for Sport - 60 Servings provides myo inositol in a convenient form.

Nutricost Beef Protein Isolate Powder Powder

Beef Protein Isolate Powder

Nutricost
(72)
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Staff Pick
Therapeutic dose
25g protein per serving

The best price-to-protein ratio in beef protein at approximately $1.00/serving with 25g protein. Third-party tested and Non-GMO verified. Nutricost has built a strong reputation for no-frills, high-value supplements across multiple categories. Unflavored and chocolate options available.

Seed AM-02 Energy + Focus Capsule

AM-02 Energy + Focus

Seed
(219)
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Proprietary blend
1 capsule daily

A genuinely caffeine-free nootropic that delivers noticeable energy within 1 hour and sustained focus for up to 6 hours. Reduces mental fatigue and sharpens processing speed without jitters or crashes. Vegan, shelf-stable, and convenient at just one capsule per day.

Seed PM-02 Sleep + Restore Capsules

PM-02 Sleep + Restore

Seed
(3,438)
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Therapeutic dose
500mcg melatonin (immediate + sustained release) + ashwagandha

Takes a unique gut-brain axis approach to sleep with just 500mcg bioidentical melatonin — far lower than the 3-10mg doses that can cause next-day grogginess. Dual-phase melatonin (immediate + sustained release up to 7 hours) addresses both falling asleep and staying asleep. Clinically studied ashwagandha supports cortisol balance.

Nature Made Turmeric Curcumin 500mg Capsule

Turmeric Curcumin 500mg

Nature Made
(29,883)
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Therapeutic dose
500mg turmeric extract per capsule

The only turmeric supplement on our list with USP Verification, guaranteeing label accuracy for purity, potency, and dissolution. Nature Made is the #1 pharmacist-recommended supplement brand. At $0.14/serving, it is the most affordable option.

Sports Research Creatine Monohydrate Micronized powder

Creatine Monohydrate

Sports Research
(6,564)
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Limited time deal10% offTherapeutic dose
5g per serving

Sports Research delivers unflavored creatine monohydrate at a competitive price point with Non-GMO verification and third-party testing. A solid budget pick from a well-established brand — though it lacks the Creapure purity certification of top-tier options.

Garden of Life Raw CoQ10 200mg Capsule

Raw CoQ10 200mg

Garden of Life
(3,544)
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Therapeutic dose
200mg ubiquinone per capsule

Combines CoQ10 with a raw whole-food blend, live probiotics, and enzymes. Non-GMO Project Verified. Unique formulation for people who prefer food-based supplements with added digestive support. Includes chia seed and flax seed for omega-3 fatty acids.

Thorne L-Lysine Capsule

Thorne L-Lysine

THORNE
(3,200)
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Below clinical
500mg L-Lysine per capsule (2 capsules = 1,000mg)

Thorne is one of the most rigorously tested supplement brands in the industry, with NSF Certified for Sport verification that guarantees identity, potency, and the absence of banned substances. The 500mg capsule allows flexible dosing — take 1 capsule for maintenance or 2 for the full clinical dose. Trusted by healthcare practitioners and athletes alike.

IT Buffered Vitamin C 1000mg Capsules (60ct) Capsule

IT Buffered Vitamin C 1000mg Capsules (60ct)

Integrative Therapeutics
(2,146)
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Therapeutic dose
1000mg vitamin C (buffered) per capsule; 1 capsule daily

Buffered Vitamin C earns 4.8 stars across 2,146 reviews — one of the highest-rated IT products in this batch. The buffered format meaningfully expands access to therapeutic-dose vitamin C for acid-sensitive users who cannot tolerate plain ascorbic acid.

HumanN SuperBeets Heart Chews Chew

SuperBeets Heart Chews

HumanN
(74,629)
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Limited time deal15% offBelow clinical
500mg beetroot concentrate per serving

Concentrated beetroot in a convenient chew form — no powder mixing required. HumanN is a beetroot research company founded on the science of dietary nitrate. Uses the nitrate-nitrite-NO pathway, which is distinct from the citrulline/arginine pathway. Tastes like a gummy.

Metamucil Premium Blend, Sugar-Free Powder

Premium Blend, Sugar-Free

Metamucil
(1,820)
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Therapeutic dose
5.4g per serving providing 3.6g fiber

Metamucil is the #1 doctor-recommended fiber brand in the US and the only psyllium supplement on our list with USP verification. The flavored, sugar-free formula makes daily compliance much easier for people who find unflavored psyllium unpalatable. Decades of consumer trust and widespread availability.

Peak Performance Organic Wormwood Black Walnut Drops Liquid drops

Organic Wormwood Black Walnut Drops

Peak Performance
(40)
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Proprietary blend
Liquid tincture — wormwood, black walnut hull, clove extract

Same traditional trio (wormwood, black walnut, clove) as the capsule version but in liquid tincture form — offering faster absorption and easier dose titration. USDA Organic and sugar-free. Liquid drops can be mixed into water or taken sublingually for those who have difficulty swallowing capsules.

IT NAC N-Acetyl L-Cysteine Capsules (60ct) Capsule

IT NAC N-Acetyl L-Cysteine Capsules (60ct)

Integrative Therapeutics
(1,463)
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Proprietary blend
1 capsule per serving; dose per capsule not specified in Amazon listing

With 1,463 reviews at 4.7 stars, IT NAC is one of the most validated products in this batch. As the principal glutathione precursor with strong respiratory and liver support evidence, NAC is a foundational clinical supplement. IT GMP-certified manufacturing ensures accurate dosing.

Sports Research Total Omega-3 Fish Oil 2200mg (Multi-Source) Softgel

Total Omega-3 Fish Oil 2200mg (Multi-Source)

Sports Research
(1,404)
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Staff Pick
Clinical dose
2200mg total omega-3s per serving; 960mg EPA+DHA

This is the most scientifically sophisticated omega-3 in Sports Research's lineup — the wax ester (Calanus) + phospholipid (krill) + triglyceride (fish oil) triple absorption pathway is genuinely unique and represents the frontier of omega-3 bioavailability science. For users who want the most comprehensive daily omega-3 possible and are willing to invest in the premium tier, this is the best choice in the SR lineup.

Carlyle Coconut Oil Extra Virgin Softgels 3000mg 240ct Softgel

Coconut Oil Extra Virgin Softgels 3000mg 240ct

Carlyle
(1,132)
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Below clinical
3000mg per serving (3 softgels)

The best budget pick with 240 softgels (80 servings) at roughly $15. Lab-tested for quality and uses extra virgin coconut oil. At $0.19 per serving, it costs less than half the price of Sports Research while delivering the same 3000mg dose.

This content is for informational purposes only and does not constitute medical advice. Statements about dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease. Individual results may vary — consult your healthcare provider before starting any supplement. Full disclaimer