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These supplements are available with Amazon Subscribe & Save, giving you automatic deliveries at a discounted price. Save money on supplements you take daily.

483 products • Page 2 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.

Carlson The Very Finest Fish Oil Liquid Liquid (Lemon Flavor)

The Very Finest Fish Oil Liquid

Carlson
(7,359)
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Staff Pick
Therapeutic dose
1,600mg omega-3s per tsp (EPA 800mg + DHA 600mg + DPA 70mg)

Award-winning lemon taste from Norwegian wild-caught fish in natural triglyceride form. Liquid format allows precise dose adjustment from 800mg to 3,200mg+ omega-3s. IFOS certified for purity with consistently low TOTOX scores.

Bausch + Lomb PreserVision AREDS 2 Formula Softgel

Bausch + Lomb PreserVision AREDS 2 Formula

PreserVision
(9,315)
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Therapeutic dose
10mg lutein + 2mg zeaxanthin + AREDS2 vitamins/minerals per serving (2 softgels)

The exact formulation studied in the landmark AREDS2 clinical trial — the largest and most rigorous eye supplement study ever conducted (4,203 participants, 5-year follow-up). Reduced the risk of advanced AMD progression by 25% in at-risk individuals. Made by Bausch + Lomb, a trusted eye care brand since 1853. The standard of care recommended by the American Academy of Ophthalmology.

Sports Research Organic Coconut Oil Capsules 3000mg Vegan Softgel

Organic Coconut Oil Capsules 3000mg

Sports Research
(1,857)
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Below clinical
3000mg per serving (3 softgels)

The gold standard for coconut oil softgels. USDA Organic, cold-pressed extra virgin oil preserves MCTs and lauric acid. Vegan softgels (plant-based shell) are rare in this category. Non-GMO Project Verified adds another layer of quality assurance.

Sun Chlorella 500mg Tablet

500mg

Sun Chlorella
(1,285)
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Therapeutic dose
3g per serving (6 tablets)

Sun Chlorella's patented DYNO-Mill process pulverizes 90% of the cell wall without heat or chemicals, preserving heat-sensitive CGF and chlorophyll. This is the gold standard for chlorella processing — no other brand matches this method.

Vital Proteins Collagen Peptides Powder

Vital Proteins Collagen Peptides

vital proteins
(213,092)
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Clinical dose
20g collagen per serving (2 scoops)

The category leader with over 100,000 Amazon reviews and a 4.6-star average. Sourced from grass-fed, pasture-raised bovine hides. Provides a full 20g of hydrolyzed collagen per two-scoop serving with 18g protein. Dissolves cleanly in hot or cold liquids. Includes hyaluronic acid and vitamin C in the original formula to support collagen synthesis.

NatureWise Vitamin D3 5000 IU Softgel

Vitamin D3 5000 IU

NatureWise
(191,874)
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Clinical dose
5,000 IU (125mcg)

America's #1 best-selling vitamin D brand with 60,000+ reviews. Organic olive oil carrier for absorption. Exceptional value at about 5 cents per day.

Nature Made Vitamin C 1000mg Tablet

Vitamin C 1000mg

Nature Made
(34,702)
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Therapeutic dose
1,000mg per tablet

USP Verified for purity, potency, and dissolution — the gold standard for vitamin C. Nature Made is the #1 pharmacist-recommended brand. At $0.06/serving, it delivers unbeatable value. One tablet provides 1,000mg of pure ascorbic acid.

Innovix Labs Full Spectrum Vitamin K2 Softgel

Innovix Labs Full Spectrum Vitamin K2

InnovixLabs
(7,457)
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Staff Pick
Clinical dose
500mcg MK-4 + 100mcg MK-7 per softgel

The only product in the category delivering both MK-4 and MK-7 forms. MK-7 provides long-acting baseline coverage (72-hour half-life), while MK-4 offers tissue-specific benefits in brain, pancreas, and reproductive organs. Soy-free formulation in an oil-based softgel for fat-soluble absorption.

Thorne Choleast Capsule

Thorne Choleast

THORNE
(877)
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Below clinical
600mg red yeast rice per capsule (1200mg daily)

Thorne's Choleast uses a standardized red yeast rice extract with verified monacolin K content and rigorous citrinin-free testing. NSF Certified for Sport guarantees purity. Trusted by healthcare practitioners. Two capsules daily deliver 1200mg — the clinically studied dose.

Thorne Methylcobalamin (Methyl B12) Capsule

Thorne Methylcobalamin (Methyl B12)

THORNE
(3,378)
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Therapeutic dose
1,000mcg methylcobalamin per capsule

NSF Certified for Sport — tested for 200+ banned substances. Thorne is trusted by Mayo Clinic and US Olympic teams. Clean formula with only methylcobalamin and hypromellose capsule. No fillers, sweeteners, or artificial flavors.

Real Mushrooms Turkey Tail Extract Capsules Capsule

Turkey Tail Extract Capsules

Real Mushrooms
(674)
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Below clinical
500mg extract per capsule, 2 per serving (1000mg)

Real Mushrooms is the category leader in verified beta-glucan content. Every batch is tested for beta-glucan (>30%) and starch content (<5%), ensuring you get actual mushroom compounds, not filler grain. Uses 100% fruiting body hot water extract — no mycelium on grain. Founded by the Nammex team, who have been producing mushroom extracts for 40+ years.

Doctor's Best High Absorption Magnesium Glycinate Tablet

Doctor's Best High Absorption Magnesium Glycinate

Doctor's BEST
(75,132)
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Therapeutic dose
200mg elemental Mg per serving

Chelated magnesium glycinate with high bioavailability at an excellent price point. Glycinate absorbs 4-5x better than oxide, and this product delivers a full clinical dose at $0.14/serving. Over 74,000 Amazon reviews with a 4.5-star average.

NOW Foods NAC 600mg Capsule

NAC 600mg

NOW Foods
(20,392)
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Staff Pick
Therapeutic dose
600mg NAC per capsule

Delivers the standard clinical 600mg dose in a clean vegetarian capsule. NOW Foods is GMP certified with rigorous third-party testing. At $0.10/serving, it offers outstanding value — among the lowest cost per serving in the NAC category. Over 30,000 Amazon reviews with a 4.6-star average. Simple, effective, trusted.

Nutrex Hawaii Pure Hawaiian Spirulina 500mg Tablet

Pure Hawaiian Spirulina 500mg

Nutrex Hawaii
(10,814)
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Therapeutic dose
3g per serving (6 tablets)

Grown on the Kona Coast of Hawaii for over 40 years in a biosecure facility using fresh Hawaiian aquifer water and year-round sunshine. Nutrex Hawaii is the gold standard for spirulina purity — their facility produces spirulina with consistently high phycocyanin content and undergoes rigorous heavy metal testing well below FDA limits.

Dr. Mercola Fermented Black Garlic - Antioxidant Supplement - for Immune, Cellular & Heart Health Support - Includes S-Allyl-Cysteine - Non-GMO, Gluten-Free & Soy-Free - 60 Capsules (30 Servings) Capsule

Fermented Black Garlic - Antioxidant Supplement - for Immune, Cellular & Heart Health Support - Includes S-Allyl-Cysteine - Non-GMO, Gluten-Free & Soy-Free - 60 Capsules (30 Servings)

Dr. Mercola
(2,259)
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Proprietary blend
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Dr. Mercola Fermented Black Garlic - Antioxidant Supplement - for Immune, Cellular & Heart Health Support - Includes S-Allyl-Cysteine - Non-GMO, Gluten-Free & Soy-Free - 60 Capsules (30 Servings) provides aged black garlic in a convenient form.

Integrative Therapeutics L-Theanine - Stress Response Support for Demanding & Busy Lifestyles* - Calmness & Relaxation Support* - Amino Acid Supplement - 60 Capsules (30 Servings) Capsule

L-Theanine - Stress Response Support for Demanding & Busy Lifestyles* - Calmness & Relaxation Support* - Amino Acid Supplement - 60 Capsules (30 Servings)

Integrative Therapeutics
(1,534)
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Partial dose
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Integrative Therapeutics L-Theanine - Stress Response Support for Demanding & Busy Lifestyles* - Calmness & Relaxation Support* - Amino Acid Supplement - 60 Capsules (30 Servings) provides anxiety in a convenient form.

Integrative Therapeutics HPA Adapt - Adaptogenic Supplement for Stress Support* - Includes Ashwagandha, Rhodiola & Other Adaptogenic Herbs* - Vegan, Dairy-Free & Gluten-Free - 120 Capsules Capsule

HPA Adapt - Adaptogenic Supplement for Stress Support* - Includes Ashwagandha, Rhodiola & Other Adaptogenic Herbs* - Vegan, Dairy-Free & Gluten-Free - 120 Capsules

Integrative Therapeutics
(1,356)
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Partial dose
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Integrative Therapeutics HPA Adapt - Adaptogenic Supplement for Stress Support* - Includes Ashwagandha, Rhodiola & Other Adaptogenic Herbs* - Vegan, Dairy-Free & Gluten-Free - 120 Capsules provides anxiety in a convenient form.

Jarrow Formulas® 5-HTP, 100 mg, Serotonin Precursor, 60 Veggie Capsules, 60 Day Supply Capsule

® 5-HTP, 100 mg, Serotonin Precursor, 60 Veggie Capsules, 60 Day Supply

Jarrow Formulas
(998)
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Proprietary blend
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Jarrow Formulas® 5-HTP, 100 mg, Serotonin Precursor, 60 Veggie Capsules, 60 Day Supply provides 5 htp in a convenient form.

THORNE - 5-HTP - Contains Vitamin B6 - Serotonin Support for Sleep & Stress Management* - 5-Hydroxytryptophan Supplement - Third-Party Certified - Gluten, Dairy & Soy-Free - 90 Capsules Capsule

- 5-HTP - Contains Vitamin B6 - Serotonin Support for Sleep & Stress Management* - 5-Hydroxytryptophan Supplement - Third-Party Certified - Gluten, Dairy & Soy-Free - 90 Capsules

THORNE
(1,007)
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Proprietary blend
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THORNE - 5-HTP - Contains Vitamin B6 - Serotonin Support for Sleep & Stress Management* - 5-Hydroxytryptophan Supplement - Third-Party Certified - Gluten, Dairy & Soy-Free - 90 Capsules provides 5 htp in a convenient form.

Sovereign Laboratories Colostrum-LD Powder

Sovereign Laboratories Colostrum-LD

Colostrum-LD
(3,448)
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Staff Pick
Clinical dose
1.5g colostrum per serving (liposomal)

Sovereign Laboratories pioneered liposomal delivery for colostrum (their LD Technology), which coats colostrum particles in phospholipids to protect immunoglobulins through stomach acid. This results in more IgG reaching the intestinal lining where it provides the most benefit. First-milking, low-temperature processed colostrum from pasture-raised cows. Over 15 years of market presence.

Life Extension Mega Green Tea Extract (Decaffeinated) Capsule

Mega Green Tea Extract (Decaffeinated)

Life Extension
(1,657)
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Staff Pick
Clinical dose
725mg green tea extract (326mg EGCg) per capsule

Delivers a potent 326mg EGCG per capsule from a 98% polyphenol standardized extract — one of the highest concentrations available. Decaffeinated, making it suitable for caffeine-sensitive individuals and evening dosing. Life Extension is a research-driven brand with rigorous quality standards. Single capsule provides a near-clinical dose.

Peak Performance All 9 Essential Amino Acids Supplement Capsule

All 9 Essential Amino Acids Supplement

Peak Performance
(1,197)
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Proprietary blend
EAA capsule blend with 3X leucine per serving

Peak Performance delivers all 9 essential amino acids with 3X more leucine than standard formulas in a convenient capsule. Third-party tested, Non-GMO, and remarkably affordable at $19.95. With a 4.5-star Amazon rating across 1,188+ reviews, it combines premium quality with budget-friendly pricing — a rare combination in the EAA category.

Andrographis Capsules Max Andrographides - 1,000mg Serving Size (120 Capsules) with AP-Bio (Patented Andrographis Paniculata Extract) - Clinically Studied for Immune System Health by Double Wood Capsule

Andrographis Capsules Max Andrographides - 1,000mg Serving Size (120 Capsules) with AP-Bio (Patented Andrographis Paniculata Extract) - Clinically Studied for Immune System Health by Double Wood

Double Wood Supplements
(769)
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Proprietary blend
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Andrographis Capsules Max Andrographides - 1,000mg Serving Size (120 Capsules) with AP-Bio (Patented Andrographis Paniculata Extract) - Clinically Studied for Immune System Health by Double Wood provides andrographis in a convenient form.

Terry Naturally Andrographis EP80 Extra Strength - Brain Health & Immune Support - Joint Health Supplement to Aid Mobility - Vegan Adaptogen Supplement for Energy & Liver Support - 60 Capsules Capsule

Andrographis EP80 Extra Strength - Brain Health & Immune Support - Joint Health Supplement to Aid Mobility - Vegan Adaptogen Supplement for Energy & Liver Support - 60 Capsules

Terry Naturally
(688)
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Proprietary blend
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Terry Naturally Andrographis EP80 Extra Strength - Brain Health & Immune Support - Joint Health Supplement to Aid Mobility - Vegan Adaptogen Supplement for Energy & Liver Support - 60 Capsules provides andrographis in a convenient form.

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