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Science-Verified Brand

Life Extension

Life Extension has led evidence-based supplementation for over 40 years, funding and publishing clinical research. Every product is third-party tested with doses backed by peer-reviewed studies.

Founded 1980Fort Lauderdale, FL313 products
·
Third-Party TestedNo Proprietary BlendsClinical DosingPublished COAs4/4 Verified

Life Extension meets all four Science-Verified criteria: third-party testing, no proprietary blends, clinical dosing...

Life Extension meets all four Science-Verified criteria: third-party testing, no proprietary blends, clinical dosing informed by their own published research, and publicly available COAs.

Browse Products

Life Extension Neuro-Mag Magnesium L-Threonate, Memory Health, Quick Thinking, Cognitive Health Supp CapsuleMineralsCapsule

Life Extension Neuro-Mag Magnesium L-Threonate, Memory Health, Quick Thinking, Cognitive Health Supp

Non-GMO

144 mg per capsule

Neuro-Mag Magnesium L-Threonate, Memory Health, Quick Thinking, Cognitive Health Support, Vegetarian, Non-GMO, 90 Vegetarian Capsules (144 mg from 200

4.6 (23,825)
$30.79$0.34/serving
Life Extension Magnesium Caps, 500 mg, Magnesium Oxide, Citrate, and Succinate, Heart Health, Health CapsuleMineralsCapsule

Life Extension Magnesium Caps, 500 mg, Magnesium Oxide, Citrate, and Succinate, Heart Health, Health

ConsumerLab Approved, Third-Party Tested

500 mg per capsule · Magnesium Caps,

Magnesium Caps, 500 mg, Magnesium Oxide, Citrate, and Succinate, Heart Health, Healthy Bones, Metabolism Support, 100 Vegetarian Capsules

4.7 (16,545)
$9.00
Life Extension Sea-Iodine™, kelp and bladderwrack-derived Iodine, Supports Healthy Levels of This Es CapsuleMineralsCapsule

Life Extension Sea-Iodine™, kelp and bladderwrack-derived Iodine, Supports Healthy Levels of This Es

Non-GMO

Sea-Iodine™, kelp and bladderwrack-derived Iodine, Supports Healthy Levels of This Essential Nutrient for Thyroid Health and Beyond, Non-GMO, Gluten-F

4.6 (8,152)
$6.00$0.10/serving
Life Extension Zinc Caps, zinc 50 mg, zinc Citrate, Support The Body's Immune defenses, Ultra-absorb CapsuleMineralsCapsule

Life Extension Zinc Caps, zinc 50 mg, zinc Citrate, Support The Body's Immune defenses, Ultra-absorb

Non-GMO

50 mg per capsule · Zinc Caps, zinc

Zinc Caps, zinc 50 mg, zinc Citrate, Support The Body's Immune defenses, Ultra-absorbable, Vegetarian, Non-GMO, Gluten-Free, 90 Vegetarian Capsules

4.7 (8,023)
$6.75
Life Extension Potassium with Extend-Release Magnesium – Heart health supplement for blood pressure CapsuleMineralsCapsule

Life Extension Potassium with Extend-Release Magnesium – Heart health supplement for blood pressure

Non-GMO

Potassium with Extend-Release Magnesium – Heart health supplement for blood pressure support with two essential minerals – Non-GMO, vegetarian, gluten

4.6 (6,424)
$11.25$0.19/serving
Life Extension Vitamins D and K with SeaIodine Bone Brain Thyroid Arterial Support Non GMO Once DailMinerals

Life Extension Vitamins D and K with SeaIodine Bone Brain Thyroid Arterial Support Non GMO Once Dail

ConsumerLab Approved, Third-Party Tested

Vitamins D and K with SeaIodine Bone Brain Thyroid Arterial Support Non GMO Once Daily Gluten Free,

Vitamins D and K with SeaIodine Bone Brain Thyroid Arterial Support Non GMO Once Daily Gluten Free, 60 Count

4.7 (4,533)
$18.00$0.30/serving
Life Extension Magnesium Citrate 100 mg Vegetarian Capsules, Blue CapsuleMineralsCapsule

Life Extension Magnesium Citrate 100 mg Vegetarian Capsules, Blue

ConsumerLab Approved, Third-Party Tested

100 mg per capsule · Magnesium Citrate

Magnesium Citrate 100 mg Vegetarian Capsules, Blue, 100 Count

4.6 (2,815)
$9.50$0.10/serving
Life Extension Magnesium Caps 500mg, 270 Veg Capsules - Broad Spectrum - 3 Mags in 1 Supplement: Oxi CapsuleMineralsCapsule

Life Extension Magnesium Caps 500mg, 270 Veg Capsules - Broad Spectrum - 3 Mags in 1 Supplement: Oxi

ConsumerLab Approved, Third-Party Tested

500mg per capsule · Magnesium Caps

Magnesium Caps 500mg, 270 Veg Capsules — Broad Spectrum - 3 Mags in 1 Supplement: Oxide, Citrate, Succinate - Vegetarian

4.7 (2,712)
$23.99
Life Extension Lithium, 1000 mcg – Lithium Orotate – Helps Maintain Cognitive Function & Memory – Lo CapsuleMineralsCapsule

Life Extension Lithium, 1000 mcg – Lithium Orotate – Helps Maintain Cognitive Function & Memory – Lo

Non-GMO

1000 mcg per capsule · Lithium,

Lithium, 1000 mcg – Lithium Orotate – Helps Maintain Cognitive Function & Memory – Low-Dose Formula – Non-GMO, Gluten-Free, Vegetarian – 100 Capsules

4.5 (2,153)
$12.00$0.12/serving
Life Extension Neuro-Mag Magnesium L-Threonate, 150 Vegetarian Capsules, Magtein Supplement for Wome CapsuleMineralsCapsule

Life Extension Neuro-Mag Magnesium L-Threonate, 150 Vegetarian Capsules, Magtein Supplement for Wome

ConsumerLab Approved, Third-Party Tested

Neuro-Mag Magnesium L-Threonate, 150 Vegetarian Capsules, Magtein Supplement for Women and Men

Neuro-Mag Magnesium L-Threonate, 150 Vegetarian Capsules, Magtein Supplement for Women and Men

4.6 (2,003)
$49.99
Life Extension Magnesium Glycinate, Heart Health, Bone Health, Nerve and Muscle Support, Highly abso CapsuleMineralsCapsule

Life Extension Magnesium Glycinate, Heart Health, Bone Health, Nerve and Muscle Support, Highly abso

Non-GMO

Magnesium Glycinate, Heart Health, Bone Health, Nerve and Muscle Support, Highly absorbable, Gluten-Free, Non-GMO, Vegetarian, 90 Capsules

4.7 (1,770)
$18.00$0.20/serving
Life Extension Neuro-Mag Magnesium L-Threonate Powder (Tropical Punch) - Ultra-Absorbable Magnesium PowderMineralsPowder

Life Extension Neuro-Mag Magnesium L-Threonate Powder (Tropical Punch) - Ultra-Absorbable Magnesium

Non-GMO

Neuro-Mag Magnesium L-Threonate Powder (Tropical Punch)

Neuro-Mag Magnesium L-Threonate Powder (Tropical Punch) — Ultra-Absorbable Magnesium - Supports Memory, Focus, Cognitive Function & Mood - Gluten free

4.1 (1,676)
$31.50$1.05/serving
Life Extension Extend-Release Magnesium, prolonged Heart & Bone Health Support, Cardiovascular & Blo CapsuleMineralsCapsule

Life Extension Extend-Release Magnesium, prolonged Heart & Bone Health Support, Cardiovascular & Blo

Non-GMO

Extend-Release Magnesium, prolonged Heart & Bone Health Support, Cardiovascular & Blood Pressure Health Support, bioavailable Formula, Gluten-Free, No

4.7 (1,394)
$9.75$0.16/serving
Life Extension Only Trace Minerals, a Daily dose of zinc, Chromium, Boron, Copper, Manganese, Vanady CapsuleMineralsCapsule

Life Extension Only Trace Minerals, a Daily dose of zinc, Chromium, Boron, Copper, Manganese, Vanady

Non-GMO

Only Trace Minerals, a Daily dose of zinc, Chromium, Boron, Copper, Manganese, Vanadyl sulfate, Gluten-Free, Non-GMO, Vegetarian, 90 Capsules

4.6 (1,394)
$11.25$0.13/serving
Life Extension Esophageal Guardian, alginic Acid, Potassium Bicarbonate, get Long-Lasting Relief fro ChewableMineralsChewable

Life Extension Esophageal Guardian, alginic Acid, Potassium Bicarbonate, get Long-Lasting Relief fro

Non-GMO

Esophageal Guardian, alginic Acid, Potassium Bicarbonate, get Long-Lasting Relief from gastric Distress, Vegetarian, Non-GMO, Gluten-Free, 60 Vegetari

3.9 (1,330)
$24.00
Life Extension Zinc Lozenges – Citrus-Orange Flavor – for Healthy Protein Synthesis & Immune Health LozengeMineralsLozenge

Life Extension Zinc Lozenges – Citrus-Orange Flavor – for Healthy Protein Synthesis & Immune Health

Non-GMO

Zinc Lozenges – Citrus-Orange Flavor – for Healthy Protein Synthesis & Immune Health

Zinc Lozenges – Citrus-Orange Flavor – for Healthy Protein Synthesis & Immune Health — Inflammation Management Supplement - Gluten-Free, Non-GMO – 60

4.6 (1,297)
$6.75
Life Extension Optimized Chromium with Crominex 3+ 500 mcg, Metabolism Health, Healthy Balance, Vege CapsuleMineralsCapsule

Life Extension Optimized Chromium with Crominex 3+ 500 mcg, Metabolism Health, Healthy Balance, Vege

Non-GMO

500 mcg per capsule · Optimized Chromium with Crominex 3+

Optimized Chromium with Crominex 3+ 500 mcg, Metabolism Health, Healthy Balance, Vegetarian, Gluten Free, Non-GMO, 500 mcg, 60 Vegetarian Capsules

4.6 (1,192)
$6.75
Life Extension Neuro-mag Magnesium L-threonateMinerals

Life Extension Neuro-mag Magnesium L-threonate

ConsumerLab Approved, Third-Party Tested

Neuro-mag Magnesium L-threonate,

Neuro-mag Magnesium L-threonate, 90 Count (Pack of 2)

4.8 (888)
$59.99$0.67/serving
Life Extension Iron Protein Plus, Iron Protein succinylate, absorbable Iron Supplement for Whole-Bod CapsuleMineralsCapsule

Life Extension Iron Protein Plus, Iron Protein succinylate, absorbable Iron Supplement for Whole-Bod

Non-GMO

Iron Protein Plus, Iron Protein succinylate, absorbable Iron Supplement for Whole-Body Health, Non-GMO, Gluten-Free, Vegetarian, 100 Capsules

4.5 (881)
$21.00$0.21/serving
Life Extension Vitamins D and K with Sea-Iodine CapsuleMineralsCapsule

Life Extension Vitamins D and K with Sea-Iodine

ConsumerLab Approved, Third-Party Tested

Vitamins D and K with Sea-Iodine,

Vitamins D and K with Sea-Iodine, 90 Capsules

4.7 (740)
$25.67$0.29/serving
Life Extension Magnesium 500 mg, 100 Vegetarian Capsules (Pack of 3) CapsuleMineralsCapsule

Life Extension Magnesium 500 mg, 100 Vegetarian Capsules (Pack of 3)

ConsumerLab Approved, Third-Party Tested

500 mg per capsule · Magnesium

Magnesium 500 mg, 100 Vegetarian Capsules (Pack of 3)

4.8 (672)
$26.95
Life Extension Thyroid Support Complex - Thyroid Health Support Supplement with Vitamins A, B, Iodin CapsuleMineralsCapsule

Life Extension Thyroid Support Complex - Thyroid Health Support Supplement with Vitamins A, B, Iodin

Non-GMO

Thyroid Support Complex

Thyroid Support Complex — Thyroid Health Support Supplement with Vitamins A, B, Iodine, Magnesium, L-Tyrosine, Ashwagandha & Ginseng for Energy – Non-

4.6 (505)
$26.25$0.44/serving
Life Extension Gastro-Ease™, zinc L-carnosine, Pylopass™ Lactobacillus reuteri probiotics, Digestion CapsuleMineralsCapsule

Life Extension Gastro-Ease™, zinc L-carnosine, Pylopass™ Lactobacillus reuteri probiotics, Digestion

Non-GMO

Gastro-Ease™, zinc L-carnosine, Pylopass™ Lactobacillus reuteri probiotics, Digestion Supplement, Gut Health, Stomach Comfort, Gluten-Free, Non-GMO, V

4.4 (347)
$33.00$0.55/serving
Life Extension Memory Protect, Lithium, colostrinin Milk peptides, Memory and Cognitive Health Suppo CapsuleMineralsCapsule

Life Extension Memory Protect, Lithium, colostrinin Milk peptides, Memory and Cognitive Health Suppo

Non-GMO

Memory Protect, Lithium, colostrinin Milk peptides, Memory and Cognitive Health Support, Gluten-Free, Non-GMO, 12 colostrinin-Lithium (C-Li) Capsules,

4.4 (308)
$18.00

Frequently Asked Questions

Is Life Extension a reputable brand?

Life Extension is one of the most research-driven supplement companies, with over 40 years of history and 100+ published peer-reviewed studies. They meet all four of our Science-Verified criteria.

Are Life Extension supplements third-party tested?

Yes. Every Life Extension product is third-party tested for identity, purity, potency, and composition. Raw materials are also tested before manufacturing. They are ConsumerLab.com approved.

What makes Life Extension different?

Life Extension funds its own clinical research and publishes in peer-reviewed journals. Their formulations are updated when new research emerges, and they use clinically studied doses rather than minimum amounts.

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

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