L-Serine Supplement
Scored by the Formulate Research Team · Last reviewed July 2026
Score Breakdown
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Ingredients per Serving
| Ingredient | Amount |
|---|---|
| L-Serine | 2000 mg |
Certifications & Testing
Other Ingredients
Hypromellose, Rice Flour
Recommended Use
Suggested Use: As a supplement, take 4 capsules per day. L-Serine is water soluble and does not need to be taken with food. Do not exceed 12 capsules per day.
Warnings
Warning: Consult your physician before use if you are taking any medications. Do not use L-Serine if you are pregnant, nursing, or are under 18 years of age. Discontinue use and consult your doctor immediately if any adverse reactions occur. Do not take L-Serine and operate heavy machinery. Keep out of reach of children. Do not exceed 12 capsules per day. Do not use L-Serine if you are pregnant, n
Frequently Asked Questions
What is Double Wood L-Serine Supplement's Formulate score?
Double Wood L-Serine Supplement scores 86 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 Double Wood L-Serine Supplement worth it?
Double Wood L-Serine Supplement scores 86/100 (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 Double Wood L-Serine Supplement?
Each serving contains L-Serine (2000 mg). Serving size: 4 Capsule(s). 45 servings per container.
How do I take l-serine supplement?
Suggested Use: As a supplement, take 4 capsules per day. L-Serine is water soluble and does not need to be taken with food. Do not exceed 12 capsules per day.
Who makes L-Serine Supplement?
L-Serine Supplement is made by Double Wood. See Formulate's full grade and product lineup for Double Wood on its brand page.
Is Double Wood L-Serine Supplement third-party tested?
Double Wood lists the following certifications and testing for this product: Non-GMO, Gluten-Free, Third-Party Tested.
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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.