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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
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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 N-Acetyl-L-Cysteine (NAC) 600mg CapsuleLiver HealthCapsule

Life Extension N-Acetyl-L-Cysteine (NAC) 600mg

ConsumerLab Approved, Third-Party Tested

600mg per capsule · N-Acetyl-L-Cysteine (NAC)

N-Acetyl-L-Cysteine (NAC) 600mg, 150 Capsules

4.7 (1,092)
$28.95$0.19/serving
Life Extension Optimized Saffron, Saffron Extract, Saffron Supplement That Helps You Fight The urge CapsuleLiver HealthCapsule

Life Extension Optimized Saffron, Saffron Extract, Saffron Supplement That Helps You Fight The urge

Non-GMO

Optimized Saffron, Saffron Extract, Saffron Supplement That Helps You Fight The urge to Snack, Non-GMO, Gluten-Free, Vegetarian, 60 Vegetarian Capsule

4.4 (834)
$24.94$0.42/serving
Life Extension Liver Efficiency Formula, Supports Healthy Liver Function at The Cellular Level and O CapsuleLiver HealthCapsule

Life Extension Liver Efficiency Formula, Supports Healthy Liver Function at The Cellular Level and O

Non-GMO

Liver Efficiency Formula, Supports Healthy Liver Function at The Cellular Level and Optimal Levels of antioxidants in Liver Metabolism, Gluten-Free, N

4.6 (349)
$13.50$0.45/serving
Life Extension Milk Thistle, silymarin, silibinins, isosilybin A & B, Delivers Full-Spectrum Milk Th CapsuleLiver HealthCapsule

Life Extension Milk Thistle, silymarin, silibinins, isosilybin A & B, Delivers Full-Spectrum Milk Th

Non-GMO

Milk Thistle, silymarin, silibinins, isosilybin A & B, Delivers Full-Spectrum Milk Thistle Benefits for Liver Health, Non-GMO, Gluten-Free, Vegetarian

4.4 (289)
$26.25$0.44/serving
Life Extension Silymarin – Milk Thistle Extract – Supports Liver Health – Gluten-Free, Non-GMO, Vege CapsuleLiver HealthCapsule

Life Extension Silymarin – Milk Thistle Extract – Supports Liver Health – Gluten-Free, Non-GMO, Vege

Non-GMO

Silymarin – Milk Thistle Extract – Supports Liver Health – Gluten-Free, Non-GMO, Vegetarian –

Silymarin – Milk Thistle Extract – Supports Liver Health – Gluten-Free, Non-GMO, Vegetarian – 90 Capsules

4.8 (286)
$10.50$0.12/serving
Life Extension Advanced Milk Thistle, silymarin, silybin, phospholipids, Promotes Healthy Liver Func SoftgelLiver HealthSoftgel

Life Extension Advanced Milk Thistle, silymarin, silybin, phospholipids, Promotes Healthy Liver Func

Non-GMO

Advanced Milk Thistle, silymarin, silybin, phospholipids, Promotes Healthy Liver Function, Gluten-Free, Non-GMO,

Advanced Milk Thistle, silymarin, silybin, phospholipids, Promotes Healthy Liver Function, Gluten-Free, Non-GMO, 60 softgels

4.7 (209)
$21.00$0.35/serving
Life Extension Optimized Broccoli with Myrosinase, Liver and Detox Supplement, Advanced bioavailable CapsuleLiver HealthCapsule

Life Extension Optimized Broccoli with Myrosinase, Liver and Detox Supplement, Advanced bioavailable

Non-GMO

Optimized Broccoli with Myrosinase, Liver and Detox Supplement, Advanced bioavailable, Once-Daily, Non-GMO, Vegetarian, Gluten-Free, 30 Capsules

4.4 (208)
$27.75$0.93/serving

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