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Thorne

Thorne is a premium supplement brand trusted by Mayo Clinic, Cleveland Clinic, and 11 U.S. Olympic teams. NSF Certified for Sport across their athletic line, with every product third-party tested.

Founded 1984New York, NY155 products
·
Third-Party TestedNo Proprietary BlendsClinical DosingPublished COAs4/4 Verified

Thorne meets our Science-Verified criteria with NSF Certified for Sport products, full ingredient disclosure, clinical...

Thorne meets our Science-Verified criteria with NSF Certified for Sport products, full ingredient disclosure, clinical dosing backed by Mayo Clinic research partnership, and published COAs.

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THORNE - Alpha-Lipoic Acid - Provides Antioxidant Support - Supports Liver Detox & Nerve, Eye, Metab CapsuleEye HealthCapsule

THORNE - Alpha-Lipoic Acid - Provides Antioxidant Support - Supports Liver Detox & Nerve, Eye, Metab

NSF Certified for Sport, NSF GMP

- Alpha-Lipoic Acid

Alpha-Lipoic Acid — Provides Antioxidant Support - Supports Liver Detox & Nerve, Eye, Metabolic & Liver Health* - Third-Party Certified - Gluten, Dair

4.7 (857)
$41.00$0.68/serving
THORNE - Phosphatidyl Choline - Phospholipid Complex for Liver Support, Cholesterol Metabolism & Hea SoftgelLiver HealthSoftgel

THORNE - Phosphatidyl Choline - Phospholipid Complex for Liver Support, Cholesterol Metabolism & Hea

NSF Certified for Sport, NSF GMP

- Phosphatidyl Choline

Phosphatidyl Choline — Phospholipid Complex for Liver Support, Cholesterol Metabolism & Healthy Bile* - Third-Party Certified - Gluten & Dairy-Free -

4.6 (857)
$34.00$0.57/serving
THORNE - Vitamin C 1,000 mg Supplement - Supports Healthy Immune Function & Collagen Formation - Pro CapsuleVitaminsCapsule

THORNE - Vitamin C 1,000 mg Supplement - Supports Healthy Immune Function & Collagen Formation - Pro

NSF Certified for Sport, NSF GMP

1,000 mg per capsule · - Vitamin C

Vitamin C 1,000 mg Supplement — Supports Healthy Immune Function & Collagen Formation - Provides Antioxidant Benefits* - Third-Party Certified - Glute

4.8 (856)
$19.00$0.32/serving
THORNE - Calcium-Magnesium Malate - Optimally Absorbed Magnesium & Calcium Mineral Supplement - Supp CapsuleMineralsCapsule

THORNE - Calcium-Magnesium Malate - Optimally Absorbed Magnesium & Calcium Mineral Supplement - Supp

NSF Certified for Sport, NSF GMP

- Calcium-Magnesium Malate

Calcium-Magnesium Malate — Optimally Absorbed Magnesium & Calcium Mineral Supplement - Supports Bone, Muscle, Lung & Heart Health* - Third-Party Certi

4.7 (844)
$43.00$0.18/serving
THORNE - Melaton-5-5 mg Melatonin Supplement - Supports Normal Circadian Rhythms, Restful Sleep & Re CapsuleSleepCapsule

THORNE - Melaton-5-5 mg Melatonin Supplement - Supports Normal Circadian Rhythms, Restful Sleep & Re

NSF Certified for Sport, NSF GMP

5 mg per capsule · - Melaton-5-5 mg Melatonin Supplement

Melaton-5-5 mg Melatonin Supplement — Supports Normal Circadian Rhythms, Restful Sleep & Relaxation* - Third-Party Certified - Gluten, Dairy & Soy-Fre

4.4 (837)
$22.00$0.37/serving
THORNE - Calcium - (Formerly DiCalcium Malate) - Chelated Calcium for Enhanced Absorption with DimaC CapsuleMineralsCapsule

THORNE - Calcium - (Formerly DiCalcium Malate) - Chelated Calcium for Enhanced Absorption with DimaC

NSF Certified for Sport, NSF GMP

- Calcium

Calcium — (Formerly DiCalcium Malate) - Chelated Calcium for Enhanced Absorption with DimaCal for Bone Density Support* - 120 Capsules

4.7 (832)
$27.60$0.23/serving
THORNE - Glucosamine & Chondroitin - Helps Maintain Healthy Joint Function & Mobility - Supports Nor CapsuleJoint HealthCapsule

THORNE - Glucosamine & Chondroitin - Helps Maintain Healthy Joint Function & Mobility - Supports Nor

NSF Certified for Sport, NSF GMP

- Glucosamine & Chondroitin

Glucosamine & Chondroitin — Helps Maintain Healthy Joint Function & Mobility - Supports Normal Cartilage Formation* - Third-Party Certified - Gluten,

4.6 (790)
$40.00$0.44/serving
THORNE - Advanced Nutrients - Daily Multi-Vitamin & Mineral Supplement with Nicotinamide Riboside & CapsuleMultivitaminCapsule

THORNE - Advanced Nutrients - Daily Multi-Vitamin & Mineral Supplement with Nicotinamide Riboside &

NSF Certified for Sport, NSF GMP

- Advanced Nutrients

Advanced Nutrients — Daily Multi-Vitamin & Mineral Supplement with Nicotinamide Riboside & Resveratrol - NAD Supplement - Third-Party Certified - Glut

4.5 (781)
$72.00$0.30/serving
THORNE - L-Glutamine Powder - Amino Acid Supplement for Immune System & GI Health - Promotes Post-Ex PowderOmega-3Powder

THORNE - L-Glutamine Powder - Amino Acid Supplement for Immune System & GI Health - Promotes Post-Ex

NSF Certified for Sport

- L-Glutamine Powder

L-Glutamine Powder — Amino Acid Supplement for Immune System & GI Health - Promotes Post-Exercise Muscle Cell Repair* - NSF Certified for Sport - Glut

4.7 (770)
$67.00$0.74/serving
THORNE - Theanine - 200 mg of L-Theanine - Supports a Healthy Stress Response, Relaxation, Focus, Me CapsuleBrain HealthCapsule

THORNE - Theanine - 200 mg of L-Theanine - Supports a Healthy Stress Response, Relaxation, Focus, Me

NSF Certified for Sport, NSF GMP

200 mg per capsule · - Theanine

Theanine — 200 mg of L-Theanine - Supports a Healthy Stress Response, Relaxation, Focus, Memory & Positive Mood - Increases Brain Alpha-Wave Productio

4.7 (749)
$68.00$0.76/serving
THORNE - FloraMend Prime Probiotic - Shelf Stable Probiotic Blend - Gut Health Supplement to Aid WeiGut Health

THORNE - FloraMend Prime Probiotic - Shelf Stable Probiotic Blend - Gut Health Supplement to Aid Wei

NSF Certified for Sport, NSF GMP

- FloraMend Prime Probiotic

FloraMend Prime Probiotic — Shelf Stable Probiotic Blend - Gut Health Supplement to Aid Weight Management & Support Digestive Health* - 30 Servings

4.6 (735)
$56.00$1.87/serving
THORNE - Advanced Bone Support - Bone Health Supplement for Women & Men with Calcium, Magnesium, Vit CapsuleVitaminsCapsule

THORNE - Advanced Bone Support - Bone Health Supplement for Women & Men with Calcium, Magnesium, Vit

NSF Certified for Sport, NSF GMP

- Advanced Bone Support

Advanced Bone Support — Bone Health Supplement for Women & Men with Calcium, Magnesium, Vitamin D, B Vitamins, Folate & Boron* - Gluten, Dairy & Soy-F

4.6 (721)
$29.00$0.24/serving
THORNE - Zinc Bisglycinate 15 mg - Highly Absorbable Zinc Supplement - Supports Immune System, Eye, CapsuleMineralsCapsule

THORNE - Zinc Bisglycinate 15 mg - Highly Absorbable Zinc Supplement - Supports Immune System, Eye,

NSF Certified for Sport, NSF GMP

15 mg per capsule · - Zinc Bisglycinate

Zinc Bisglycinate 15 mg — Highly Absorbable Zinc Supplement - Supports Immune System, Eye, Skin & Reproductive Health* - Third-Party Certified - Glute

4.7 (720)
$15.00$0.25/serving
THORNE - Trace Minerals - Optimally Absorbed, Chelated Mineral Supplement with Zinc, Boron, Selenium CapsuleMineralsCapsule

THORNE - Trace Minerals - Optimally Absorbed, Chelated Mineral Supplement with Zinc, Boron, Selenium

NSF Certified for Sport, NSF GMP

- Trace Minerals

Trace Minerals — Optimally Absorbed, Chelated Mineral Supplement with Zinc, Boron, Selenium, Chromium & Manganese - Third-Party Certified - Gluten, Da

4.6 (714)
$23.60$0.26/serving
THORNE - Whey Protein Isolate - Balanced Amino Acids Profile with BCAAs - 21 Grams of Easy to Digest PowderProteinPowder

THORNE - Whey Protein Isolate - Balanced Amino Acids Profile with BCAAs - 21 Grams of Easy to Digest

NSF Certified for Sport

- Whey Protein Isolate

Whey Protein Isolate — Balanced Amino Acids Profile with BCAAs - 21 Grams of Easy to Digest Whey Protein Powder - NSF Certified for Sport - Chocolate

4.5 (707)
$65.00$2.17/serving
THORNE - Ultimate-E - Vitamin E Supplement from Mixed Tocopherols - Fat-Soluble Antioxidants for Car SoftgelVitaminsSoftgel

THORNE - Ultimate-E - Vitamin E Supplement from Mixed Tocopherols - Fat-Soluble Antioxidants for Car

NSF Certified for Sport, NSF GMP

- Ultimate-E

Ultimate-E — Vitamin E Supplement from Mixed Tocopherols - Fat-Soluble Antioxidants for Cardiovascular Support* - Third-Party Certified - Gluten, Dair

4.7 (654)
$58.00$0.97/serving
THORNE - PharmaGABA-250 - GABA Supplement - 250 mg Natural Source Gamma-Aminobutyric Acid - Promotes CapsuleRecoveryCapsule

THORNE - PharmaGABA-250 - GABA Supplement - 250 mg Natural Source Gamma-Aminobutyric Acid - Promotes

NSF Certified for Sport, NSF GMP

250 mg per capsule · - PharmaGABA-250

PharmaGABA-250 — GABA Supplement - 250 mg Natural Source Gamma-Aminobutyric Acid - Promotes a Calm, Relaxed, Focused State of Mind* - 60 Capsules

4.6 (642)
$59.00$0.98/serving
THORNE - Catalyte - Electrolyte Replenishment and Energy Restoration Supplement* - No Artificial SweHealth & Wellness

THORNE - Catalyte - Electrolyte Replenishment and Energy Restoration Supplement* - No Artificial Swe

NSF Certified for Sport

- Catalyte

Catalyte — Electrolyte Replenishment and Energy Restoration Supplement* - No Artificial Sweeteners - NSF Certified for Sport- Lemon Lime - 11.01 Oz

4.0 (639)
$34.00
THORNE - Collagen Plus - Collagen Peptides Powder with Nicotinamide Riboside & Clinically Studied In PowderBeautyPowder

THORNE - Collagen Plus - Collagen Peptides Powder with Nicotinamide Riboside & Clinically Studied In

NSF Certified for Sport, NSF GMP

- Collagen Plus

Collagen Plus — Collagen Peptides Powder with Nicotinamide Riboside & Clinically Studied Ingredients for Skin Texture & Moisture - Healthy Skin, Hair

4.4 (631)
$66.60$2.22/serving
THORNE - L-Arginine - Sustained-Release - Supports Heart Health, Nitric Oxide Production, Exercise C CapsulePerformanceCapsule

THORNE - L-Arginine - Sustained-Release - Supports Heart Health, Nitric Oxide Production, Exercise C

NSF Certified for Sport, NSF GMP

- L-Arginine

L-Arginine — Sustained-Release - Supports Heart Health, Nitric Oxide Production, Exercise Capacity & Optimal Blood Flow* - Third-Party Certified - Glu

4.6 (627)
$44.00$0.37/serving
THORNE - Omega-3 with CoQ10 - Fish Oil Supplement with EPA & DHA from Sustainably Sourced Fish - Sup SoftgelOmega-3Softgel

THORNE - Omega-3 with CoQ10 - Fish Oil Supplement with EPA & DHA from Sustainably Sourced Fish - Sup

NSF Certified for Sport, NSF GMP

- Omega-3 with CoQ10

Omega-3 with CoQ10 — Fish Oil Supplement with EPA & DHA from Sustainably Sourced Fish - Supports Brain, Skin, Joint & Heart Health* - Third-Party Cert

4.7 (592)
$55.00$0.61/serving
THORNE - Joint Support Nutrients - Formulated with Glucosamine, MSM, Curcumin, Bromelain, Boswellia CapsuleMineralsCapsule

THORNE - Joint Support Nutrients - Formulated with Glucosamine, MSM, Curcumin, Bromelain, Boswellia

NSF Certified for Sport, NSF GMP

- Joint Support Nutrients

Joint Support Nutrients — Formulated with Glucosamine, MSM, Curcumin, Bromelain, Boswellia & Potassium for Joint Support* - Third-Party Certified - Gl

4.4 (566)
$60.00$0.25/serving
THORNE - Riboflavin 5'-Phosphate - Bioactive, Tissue Ready Form of Vitamin B2 for Methylation Suppor CapsuleVitaminsCapsule

THORNE - Riboflavin 5'-Phosphate - Bioactive, Tissue Ready Form of Vitamin B2 for Methylation Suppor

NSF Certified for Sport, NSF GMP

- Riboflavin 5'-Phosphate

Riboflavin 5'-Phosphate — Bioactive, Tissue Ready Form of Vitamin B2 for Methylation Support* - Vitamin B2 Supplement - Third-Party Certified - Gluten

4.7 (540)
$31.60$0.53/serving
THORNE - FloraSport 20B - Shelf-Stable Probiotic Blend - Supports Gut, Immune & Digestive Health - O CapsuleGut HealthCapsule

THORNE - FloraSport 20B - Shelf-Stable Probiotic Blend - Supports Gut, Immune & Digestive Health - O

NSF Certified for Sport

- FloraSport 20B

FloraSport 20B — Shelf-Stable Probiotic Blend - Supports Gut, Immune & Digestive Health - Occasional Gas, Bloating, Diarrhea & Constipation Relief* -

4.7 (528)
$42.00$1.40/serving

Frequently Asked Questions

Is Thorne third-party tested?

Yes. Thorne manufactures all products in their own NSF GMP-registered facilities. Their athletic line carries NSF Certified for Sport designation, and all products undergo rigorous testing for identity, purity, potency, and composition.

Why do doctors recommend Thorne?

Thorne partners with Mayo Clinic and other research institutions to develop evidence-based formulations. Their commitment to third-party testing, allergen-free manufacturing, and clinical dosing makes them a preferred brand among healthcare practitioners.

Does Thorne use proprietary blends?

No. Thorne discloses every ingredient and its exact dose on all product labels. They also avoid common allergens, unnecessary binders, and artificial preservatives.

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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