Glycine
Scored by the Formulate Research Team · Last reviewed July 2026
Score Breakdown
Three factors carry this score; three more are checked separately and can only take points away. Hover or tap to see what drove each one.
Ingredients per Serving
Certifications & Testing
Other Ingredients
Cellulose, Ascorbyl Palmitate
Recommended Use
Directions: Take one (1) capsule one to three times daily, on an empty stomach at bedtime, or as recommended by a healthcare practitioner.
Warnings
Read the entire label and follow the directions carefully prior to use. Warnings: Keep out of reach of children. Do not exceed recommended dose. Do not purchase if outer seal is broken or damaged. When using nutritional supplements, please consult with your physician if you are undergoing treatment for a medical condition or if you are pregnant or lactating. To report a serious adverse event or ob
Frequently Asked Questions
What is Life Extension Glycine's Formulate score?
Life Extension Glycine scores 92 out of 100 (grade A) on Formulate's ingredient-level rubric: clinical evidence, dose accuracy and bioavailability carry the score, while manufacturing, transparency and safety are checked separately and can only deduct.
Is Life Extension Glycine worth it?
Life Extension Glycine scores 92/100 (grade A). That puts it in Formulate's top tier: its ingredient doses, forms, and label transparency hold up against the clinical evidence, and it carries credible third-party testing. Formulate grades every product with the same automated rubric, so the score reflects the formula — not marketing or sponsorships.
What's in Life Extension Glycine?
Each serving contains Glycine (1000 mg). Serving size: 1 Vegetarian Capsule(s). 100 servings per container.
How do I take glycine?
Directions: Take one (1) capsule one to three times daily, on an empty stomach at bedtime, or as recommended by a healthcare practitioner.
Who makes Glycine?
Glycine is made by Life Extension. See Formulate's full grade and product lineup for Life Extension on its brand page.
Is Life Extension Glycine third-party tested?
Life Extension lists the following certifications and testing for this product: Gluten Free Non GMO Le Certified, Gluten-Free.
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Disclosure. Formulate may earn a commission from purchases made through links on this page. Commissions never influence scores — every product is graded by the same automated rubric. This page is for educational purposes only and does not replace advice from a qualified healthcare provider.