⭐⭐⭐⭐⭐ 20,000+ Reviews | Free Returns | Expert Service & Support

Learn More About This Collection
Collection:

Vitamins & Foundational Health

180 products
Regular price $41.00
Sale price $41.00
Regular price
Unit price
per 
Racemic Alpha-Lipoic Acid: Provides a 50:50 mixture of R-lipoic and S-lipoic acid isomers — a versatile antioxidant that functions in both water- and fat-soluble environments.* Liver & Nerve...
Regular price $26.00
Sale price $26.00
Regular price
Unit price
per 
B Complex + Choline with Extra B12: Balanced B vitamins in active, tissue-ready forms with methylcobalamin B12 and 5-MTHF folate for individuals with MTHFR gene variants.* Nerve & Cellular R...
Regular price $26.00
Sale price $26.00
Regular price
Unit price
per 
Balanced B Complex + Choline + Extra B6: Active tissue-ready forms with methylated B12 and 5-MTHF folate for individuals with specific gene variants, plus added B6 for women and athletes.* Muscl...
Regular price $27.00
Sale price $27.00
Regular price
Unit price
per 
Active Tissue-Ready B Vitamins: Comprehensive B complex in the active, most bioavailable forms — body gets the highest benefit with the least additional work.* Cellular Energy: Promotes cellular...
Regular price $36.00
Sale price $36.00
Regular price
Unit price
per 
Complete Multi in 2 Capsules: Full multi-vitamin/mineral formula in just 2 capsules daily — 60 capsules for 30 servings — using the purest and most absorbable forms without unnecessary additives....
Regular price $68.00
Sale price $68.00
Regular price
Unit price
per 
Complete Multi in 2 Capsules: Full multi-vitamin/mineral formula in just 2 capsules daily — 120 capsules for 60 servings — using the purest and most absorbable forms without unnecessary additives...
Regular price $37.00
Sale price $37.00
Regular price
Unit price
per 
Bioavailable Prenatal Multi: Comprehensive prenatal formulated with the most bioavailable nutrients, gentle on the stomach — made without additives and coatings found in other prenatal supplement...
Regular price $44.00
Sale price $44.00
Regular price
Unit price
per 
Berberine HCl + Berberine Phytosome: Combines the most researched form (HCl) with the highly absorbable phytosome form for enhanced bioavailability, with grape seed extract in the phytosome matri...
Regular price $30.00
Sale price $30.00
Regular price
Unit price
per 
200mg Berberine per Capsule: Lower per-capsule dose than Thorne's phytosome Berberine formula, using well-researched berberine botanical with a long history of use. Blood Sugar & Cholesterol...
Regular price $28.00
Sale price $28.00
Regular price
Unit price
per 
Essential B-Vitamin Cofactor: Biotin is a member of the B-vitamin family that serves as an essential cofactor for enzymes involved in the metabolism of fats, carbs, and amino acids. Skin, Hair &...
Regular price $67.00
Sale price $67.00
Regular price
Unit price
per 
2 Pounds of Cruciferous Veggies per Capsule: Concentrated broccoli and kale-derived SGS with myrosinase from mustard seed and vitamin C to optimize bioavailability. Long-Lasting Antioxidant: Hel...
Regular price $28.00
Sale price $28.00
Regular price
Unit price
per 
Well-Absorbed Chelated Calcium: Delivered as calcium chelate for optimal absorption and bioavailability without the digestive discomfort of standard calcium carbonate. Bone Density Support: Dail...
Regular price $43.00
Sale price $43.00
Regular price
Unit price
per 
1:1 Calcium & Magnesium Malate: Balanced ratio of calcium and magnesium in malate chelate forms for optimal absorption. Bone Density: Daily supplementation supports bone mass in adolescents,...
Regular price $20.00
Sale price $20.00
Regular price
Unit price
per 
Chromium Bound to Picolinic Acid: Fully chelated mineral form for optimal absorption and delivery of chromium's full benefits.* Blood Sugar & Insulin Support: Supports healthy blood sugar me...
Regular price $53.00
Sale price $53.00
Regular price
Unit price
per 
Ubiquinone CoQ10 with Superior Absorption: Optimally absorbed, proprietary, lipid-based, non-crystalline form of coenzyme Q10. Cellular Energy & Stamina: Supports cellular energy production ...
Regular price $67.00
Sale price $67.00
Regular price
Unit price
per 
13g Grass-Fed Collagen Peptides + NR: Types I and III grass-fed, hormone-free collagen with nicotinamide riboside, MitoHeal® polyphenol blend, and HydroPeach™ in passion berry flavor. Skin, Hair...
Regular price $19.00
Sale price $19.00
Regular price
Unit price
per 
Chelated Copper Bisglycinate: Well-absorbed form of this important trace mineral, bound to glycine for optimal bioavailability. Antioxidant Cofactor: Copper is a cofactor for superoxide dismutas...
Regular price $90.00
Sale price $90.00
Regular price
Unit price
per 
Curated Fertility Bundle: Multiple targeted Thorne supplements combined into one routine designed to support women's natural fertility and family planning goals. Ovarian & Reproductive Suppo...
Regular price $161.00
Sale price $161.00
Regular price
Unit price
per 
30-Day Curated Bundle: Four Thorne supplements in one routine — Basic Nutrients 2/Day multivitamin, Amino Complex Berry, Complete Biotic, and a Daily Electrolytes variety pack. GLP-1 Medication ...
Regular price $161.00
Sale price $161.00
Regular price
Unit price
per 
30-Day Curated Bundle: Four Thorne supplements in one routine — Basic Nutrients 2/Day multivitamin, Amino Complex Lemon, Complete Biotic, and a Daily Electrolytes variety pack. GLP-1 Medication ...
Regular price $54.00
Sale price $54.00
Regular price
Unit price
per 
Sustained-release glutathione — the body's master antioxidant: Protected from stomach acid and digestive enzyme breakdown. NSF Certified for Sport: Every batch tested for compliance with label c...
Regular price $43.00
Sale price $43.00
Regular price
Unit price
per 
CoQ10 + taurine + hawthorn + magnesium/potassium formula: Comprehensive cardiovascular formula for the heart's high-metabolism cells. CoQ10 for cardiovascular function: 73-subject study at 120 m...
Regular price $29.00
Sale price $29.00
Regular price
Unit price
per 
Buffered vitamin C powder with mineral cofactors: Buffered with magnesium, calcium, and potassium for digestive ease. Capsule-free powder format: Dissolves quickly in water or beverage; reduces ...
Regular price $49.00
Sale price $49.00
Regular price
Unit price
per 
Gut-First Immune Support: Plant-based prebiotics and polyphenols designed to fortify the gut-immune axis. Benicaros® Prebiotic: Prebiotic sourced from upcycled carrot fiber — supports a healthy ...
Regular price $16.00
Sale price $16.00
Regular price
Unit price
per 
25 mg elemental iron as Ferrochel® chelate per capsule: Iron chelated to glycine for optimal absorption. NSF Certified for Sport: Every batch tested for compliance with label claims and free of ...
Regular price $44.00
Sale price $44.00
Regular price
Unit price
per 
Single-ingredient L-arginine + Time-Sorb® sustained release: Maintains optimal L-arginine levels over 24 hours with suggested use.* Nitric oxide production support: Essential for blood flow regu...
Regular price $75.00
Sale price $75.00
Regular price
Unit price
per 
L-arginine + Time-Sorb® sustained-release complex: Enhanced formula with added nutrients and antioxidants for 24-hour L-arginine support. Nitric oxide production support: Essential for blood flo...
Regular price $27.00
Sale price $27.00
Regular price
Unit price
per 
Four-botanical liver detox formula: Burdock root, chicory root, berberine, and milk thistle. Detoxification pathway support: Promotes the liver's natural detoxification functions.* Bile flow en...
Regular price $22.00
Sale price $22.00
Regular price
Unit price
per 
Dual-chelate magnesium: citrate + dimagnesium malate: Both well-absorbed forms used to produce cellular energy via the Krebs cycle.* Kidney support: Citrate helps decrease calcium oxalate and ph...
Regular price $39.00
Sale price $39.00
Regular price
Unit price
per 
250 mg elemental magnesium per scoop as citrate: Well-absorbed powder form; fast-dissolving citrus berry flavor. Bowel regularity support: Draws water into the intestines for smooth digestion.* ...
Regular price $56.00
Sale price $56.00
Regular price
Unit price
per 
Targeted daily multi for men 50 and older: Well-absorbed nutrients optimized for bioavailability. Prostate health support: Zinc and lycopene support prostate health, testosterone balance, and im...
Regular price $127.00
Sale price $127.00
Regular price
Unit price
per 
Curated Menopause Bundle: Multiple targeted Thorne supplements combined into one routine designed to support women through the menopause transition. Hormonal Transition Support: Formulated to ad...

Vitamins, omega-3, vitamin D, and foundational health supplements for people who want to fill nutritional gaps and support long-term health alongside an active lifestyle.

What to Look For

  • Form of nutrients: The form of a vitamin determines how well it is absorbed. Magnesium glycinate absorbs better than magnesium oxide; methylfolate is better than folic acid; vitamin D3 is more effective than D2. Check that a multivitamin uses bioavailable forms, not cheap synthetic versions.
  • Dose relative to daily needs: More than 100% DV of water-soluble vitamins (B vitamins, vitamin C) is generally safe since excess is excreted. Fat-soluble vitamins (A, D, E, K) accumulate in the body — check that doses are in the safe range, especially vitamin A.
  • Third-party testing: Supplements in the US are not FDA-approved before sale. Look for products verified by NSF, USP, or Informed Sport if quality assurance matters to you. At minimum, look for GMP-certified manufacturing.

Frequently Asked Questions

What is the difference between a multivitamin and single-ingredient vitamins?

Multivitamins cover a broad range of nutrients in one product but typically at lower doses per nutrient. Single-ingredient supplements let you target specific deficiencies at higher doses. For general coverage, a high-quality multi works well. For confirmed deficiencies, a targeted single-ingredient product is more effective.

Do athletes need more vitamins than non-athletes?

In some cases, yes. High-intensity training increases the turnover of B vitamins, magnesium, zinc, and iron. Athletes who sweat heavily or follow calorie-restricted diets are most at risk for micronutrient shortfalls. A blood panel is the most accurate way to identify deficiencies.

What vitamins are most commonly deficient?

Vitamin D, magnesium, and omega-3 fatty acids are the most common deficiencies in the general population and among athletes. Vitamin D3 (especially for people with limited sun exposure), magnesium glycinate (for sleep, muscle function, and stress), and omega-3 fish oil (for inflammation and cardiovascular health) are the three most commonly recommended foundational supplements.

These statements have not been evaluated by the FDA. This product is not intended to diagnose, treat, cure, or prevent any disease. Consult with your doctor to see if this product is right for you.