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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 BioActive Complete B-Complex, Heart, Brain and Nerve Support, Healthy Energy, Metabol CapsuleVitaminsCapsule

Life Extension BioActive Complete B-Complex, Heart, Brain and Nerve Support, Healthy Energy, Metabol

ConsumerLab Approved, Third-Party Tested

BioActive Complete B-Complex, Heart, Brain and Nerve Support, Healthy Energy, Metabolism, Complete B Complex, 60 Vegetarian Capsules

4.6 (9,601)
$9.00
Life Extension Vitamin D3 125 mcg (5000 IU), Bone Health, Brain Performance, Immune System Support, SoftgelVitaminsSoftgel

Life Extension Vitamin D3 125 mcg (5000 IU), Bone Health, Brain Performance, Immune System Support,

Non-GMO

125 mcg per softgel · Vitamin D3

Vitamin D3 125 mcg (5000 IU), Bone Health, Brain Performance, Immune System Support, Gluten-Free, Non-GMO, Once Daily, Two-Month Supply, 60 Softgels

4.7 (8,143)
$7.50$0.13/serving
Life Extension Super Selenium Complex, 200 mcg – 3 Forms of Selenium, Vitamin E – Cellular Health & CapsuleVitaminsCapsule

Life Extension Super Selenium Complex, 200 mcg – 3 Forms of Selenium, Vitamin E – Cellular Health &

Non-GMO

200 mcg per capsule · Super Selenium Complex,

Super Selenium Complex, 200 mcg – 3 Forms of Selenium, Vitamin E – Cellular Health & Longevity Support – Gluten-Free, Non-GMO, Vegetarian, 1 Daily – 1

4.6 (6,881)
$10.50$0.10/serving
Life Extension Super K, Vitamin K Supplement, 2000 Mcg Vitamin K and 1180 Mcg Vitamin K2, Heart Heal SoftgelVitaminsSoftgel

Life Extension Super K, Vitamin K Supplement, 2000 Mcg Vitamin K and 1180 Mcg Vitamin K2, Heart Heal

ConsumerLab Approved, Third-Party Tested

2000 Mcg per softgel · Super K, Vitamin K Supplement,

Super K, Vitamin K Supplement, 2000 Mcg Vitamin K and 1180 Mcg Vitamin K2, Heart Health, Once-Daily, 90 Softgels

4.6 (6,774)
$22.50$0.25/serving
Life Extension Boron 3 mg, Vitamin B2, Supports Healthy Bones, Optimal Bone Metabolism, Immune Funct CapsuleVitaminsCapsule

Life Extension Boron 3 mg, Vitamin B2, Supports Healthy Bones, Optimal Bone Metabolism, Immune Funct

Non-GMO

3 mg per capsule · Boron

Boron 3 mg, Vitamin B2, Supports Healthy Bones, Optimal Bone Metabolism, Immune Function, Nervous System Health, Gluten Free, Non-GMO, Vegetarian, 100

4.6 (4,040)
$5.25$0.05/serving
Life Extension Optimized Folate – L-methylfolate – Heart & Brain Support, Healthy Homocysteine Level TabletVitaminsTablet

Life Extension Optimized Folate – L-methylfolate – Heart & Brain Support, Healthy Homocysteine Level

Non-GMO

1700 mcg per tablet

Optimized Folate – L-methylfolate – Heart & Brain Support, Healthy Homocysteine Levels – Non-GMO, Gluten-Free, Vegetarian – 1700 mcg DFE, 100 Vegetari

4.7 (3,759)
$11.25
Life Extension BioActive Folate & Vitamin B12, Promotes Heart, Brain & GI Tract Health, Non-GMO, Glu CapsuleVitaminsCapsule

Life Extension BioActive Folate & Vitamin B12, Promotes Heart, Brain & GI Tract Health, Non-GMO, Glu

Non-GMO

BioActive Folate & Vitamin B12, Promotes Heart, Brain & GI Tract Health, Non-GMO, Gluten-Free, Vegetarian,

BioActive Folate & Vitamin B12, Promotes Heart, Brain & GI Tract Health, Non-GMO, Gluten-Free, Vegetarian, 90 Capsules

4.7 (3,558)
$9.00$0.10/serving
Life Extension Bone Restore with Vitamin K2 – Bone Health Supplement for Strong Bones – 3 Types of A CapsuleVitaminsCapsule

Life Extension Bone Restore with Vitamin K2 – Bone Health Supplement for Strong Bones – 3 Types of A

Non-GMO

Bone Restore with Vitamin K2 – Bone Health Supplement for Strong Bones – 3 Types of Absorbable Calcium, Vitamins D3 and K2, Minerals – Gluten-Free, No

4.6 (3,410)
$18.00$0.15/serving
Life Extension Mega Benfotiamine, 250 mg, 180 Veg caps with Thiamine - Vitamin B1 SupplementVitamins

Life Extension Mega Benfotiamine, 250 mg, 180 Veg caps with Thiamine - Vitamin B1 Supplement

ConsumerLab Approved, Third-Party Tested

250 mg · Mega Benfotiamine,

Mega Benfotiamine, 250 mg, 180 Veg caps with Thiamine — Vitamin B1 Supplement

4.6 (2,740)
$33.99
Life Extension Mega Benfotiamine, 250 mg, a fat-soluble form of thiamine, healthy metabolism, ultra- CapsuleVitaminsCapsule

Life Extension Mega Benfotiamine, 250 mg, a fat-soluble form of thiamine, healthy metabolism, ultra-

non-GMO

250 mg per capsule · Mega Benfotiamine,

Mega Benfotiamine, 250 mg, a fat-soluble form of thiamine, healthy metabolism, ultra-bioavailable vitamin B1, high potency, gluten-free, non-GMO, vege

4.6 (2,740)
$23.00$0.19/serving
Life Extension Vitamin C and Bio-Quercetin®, Cardiovascular Health Supplement, Immune Support, Highl TabletVitaminsTablet

Life Extension Vitamin C and Bio-Quercetin®, Cardiovascular Health Supplement, Immune Support, Highl

Non-GMO

Vitamin C and Bio-Quercetin®, Cardiovascular Health Supplement, Immune Support, Highly absorbable, quercetin, Vitamin C, Gluten Free, Non-GMO, Vegetar

4.7 (2,688)
$22.50$0.09/serving
Life Extension One-Per-Day Multivitamin – Packed with Over 25 Vitamins, Minerals & Plant Extracts, Q TabletVitaminsTablet

Life Extension One-Per-Day Multivitamin – Packed with Over 25 Vitamins, Minerals & Plant Extracts, Q

Non-GMO

One-Per-Day Multivitamin – Packed with Over 25 Vitamins, Minerals & Plant Extracts, Quercetin, 5-MTHF Folate & More – 1-Daily, Non-GMO, Gluten-Free –

4.5 (2,648)
$18.38$0.31/serving
Life Extension Cat Mix, cat Food Supplements, Heart Health, probiotics, L-arginine, Taurine, B12, foVitamins

Life Extension Cat Mix, cat Food Supplements, Heart Health, probiotics, L-arginine, Taurine, B12, fo

Non-GMO

Cat Mix, cat Food Supplements, Heart Health, probiotics, L-arginine, Taurine, B12, folic Acid, Vitamin C, Vitamin E, Rosemary, Nutrient Absorption, Gl

4.3 (2,501)
$15.94$0.19/serving
Life Extension Vitamin B3 Niacin, Heart Health, Cholesterol & Energy Support, Gluten-Free, Non-GMO CapsuleVitaminsCapsule

Life Extension Vitamin B3 Niacin, Heart Health, Cholesterol & Energy Support, Gluten-Free, Non-GMO

Non-GMO

Vitamin B3 Niacin, Heart Health, Cholesterol & Energy Support, Gluten-Free, Non-GMO,

Vitamin B3 Niacin, Heart Health, Cholesterol & Energy Support, Gluten-Free, Non-GMO, 100 Capsules

3.9 (2,138)
$6.00$0.06/serving
Life Extension Vitamin B12 Methylcobalamin 500mcg - Vitamin B12 Supplement for General Energy and Br LozengeVitaminsLozenge

Life Extension Vitamin B12 Methylcobalamin 500mcg - Vitamin B12 Supplement for General Energy and Br

ConsumerLab Approved, Third-Party Tested

500mcg per lozenge · Vitamin B12 Methylcobalamin

Vitamin B12 Methylcobalamin 500mcg — Vitamin B12 Supplement for General Energy and Brain Health - Sugar Free Vegetarian Lozenges Dissolve in Your Mout

4.7 (2,080)
$6.56$0.07/serving
Life Extension Gamma E Mixed Tocopherols & Tocotrienols – Complete Vitamin E Spectrum, Antioxidant P SoftgelVitaminsSoftgel

Life Extension Gamma E Mixed Tocopherols & Tocotrienols – Complete Vitamin E Spectrum, Antioxidant P

Non-GMO

Gamma E Mixed Tocopherols & Tocotrienols – Complete Vitamin E Spectrum, Antioxidant Protection – Non-GMO, Gluten-Free –

Gamma E Mixed Tocopherols & Tocotrienols – Complete Vitamin E Spectrum, Antioxidant Protection – Non-GMO, Gluten-Free – 60 Softgels

4.5 (2,017)
$28.82$0.48/serving
Life Extension Vitamin D3 5000 IU SoftgelVitaminsSoftgel

Life Extension Vitamin D3 5000 IU

ConsumerLab Approved, Third-Party Tested

5000 IU per softgel · Vitamin D3

Vitamin D3 5000 IU, 120 Softgels, 125mcg

4.8 (1,835)
$14.75$0.12/serving
Life Extension Low Dose Vitamin K2 – Supports Arterial Health – Non-GMO, Gluten-Free – 90 Softgels SoftgelVitaminsSoftgel

Life Extension Low Dose Vitamin K2 – Supports Arterial Health – Non-GMO, Gluten-Free – 90 Softgels

Non-GMO

Low Dose Vitamin K2 – Supports Arterial Health – Non-GMO, Gluten-Free –

Low Dose Vitamin K2 – Supports Arterial Health – Non-GMO, Gluten-Free – 90 Softgels

4.6 (1,693)
$13.50$0.15/serving
Life Extension Glutathione, Cysteine & C, 500 mg of Vitamin C, Powerful antioxidant Supplement to Su CapsuleVitaminsCapsule

Life Extension Glutathione, Cysteine & C, 500 mg of Vitamin C, Powerful antioxidant Supplement to Su

Non-GMO

500 mg per capsule · Glutathione, Cysteine & C,

Glutathione, Cysteine & C, 500 mg of Vitamin C, Powerful antioxidant Supplement to Support Liver Health, Gluten-Free, Non-GMO, 100 Capsules

4.6 (1,580)
$14.85$0.15/serving
Life Extension Vitamin D3 25 mcg (1000 IU), Immune System Support, Bone Health, Whole-Body Health, V SoftgelVitaminsSoftgel

Life Extension Vitamin D3 25 mcg (1000 IU), Immune System Support, Bone Health, Whole-Body Health, V

Non-GMO

25 mcg per softgel · Vitamin D3

Vitamin D3 25 mcg (1000 IU), Immune System Support, Bone Health, Whole-Body Health, Value Size, Gluten-Free, Non-GMO, 250 softgels

4.7 (1,295)
$7.99$0.03/serving
Life Extension Vitamin D3 175 mcg (7000 IU), Immune System Support, Bone Health, Brain Performance, SoftgelVitaminsSoftgel

Life Extension Vitamin D3 175 mcg (7000 IU), Immune System Support, Bone Health, Brain Performance,

Non-GMO

175 mcg per softgel · Vitamin D3

Vitamin D3 175 mcg (7000 IU), Immune System Support, Bone Health, Brain Performance, Gluten-Free, Non-GMO, Once Daily, Two-Month Supply, 60 softgels

4.8 (1,294)
$14.09$0.23/serving
Life Extension Mitochondrial Energy Optimizer with PQQ - Energy Supplement for Healthy Mitochondria CapsuleVitaminsCapsule

Life Extension Mitochondrial Energy Optimizer with PQQ - Energy Supplement for Healthy Mitochondria

Non-GMO

Mitochondrial Energy Optimizer with PQQ

Mitochondrial Energy Optimizer with PQQ — Energy Supplement for Healthy Mitochondria - With Taurine, Vitamin B, Pyrroloquinoline Quinone - Gluten-Free

4.4 (1,261)
$48.75
Life Extension Benfotiamine with Thiamine, Healthy Blood Sugar Metabolism Support, 100 mg benfotiami CapsuleVitaminsCapsule

Life Extension Benfotiamine with Thiamine, Healthy Blood Sugar Metabolism Support, 100 mg benfotiami

Non-GMO

100 mg per capsule · Benfotiamine with Thiamine, Healthy Blood Sugar Metabolism Support,

Benfotiamine with Thiamine, Healthy Blood Sugar Metabolism Support, 100 mg benfotiamine, Cardiovascular Health, Brain Health, Non-GMO, Gluten-Free, 12

4.6 (1,219)
$15.00
Life Extension Optimized Folate (L-Methylfolate) 1700 mcg DFE, 180 Veg Tablets TabletVitaminsTablet

Life Extension Optimized Folate (L-Methylfolate) 1700 mcg DFE, 180 Veg Tablets

ConsumerLab Approved, Third-Party Tested

1700 mcg per tablet · Optimized Folate (L-Methylfolate)

Optimized Folate (L-Methylfolate) 1700 mcg DFE, 180 Veg Tablets

4.8 (1,199)
$19.24

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.

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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