Acetyl L-Carnitine (500mg)
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
Vegetable Capsule
Recommended Use
Suggested use: As a dietary supplement, take 2 capsules 1 to 3 times daily, preferably on an empty stomach or as directed by a physician.
Warnings
Warning: Not intended for use by persons under the age of 18. Keep out of the reach of children. If you are pregnant, breast feeding, have known medical conditions (including kidney or liver disease) or are taking prescription or OTC medication(s) consult with your health care practitioner before using this product. If you are currently being treated with AZT, Doxorubicin, Isotretinoin, and Valpro
Frequently Asked Questions
What is NutraBio Acetyl L-Carnitine (500mg)'s Formulate score?
NutraBio Acetyl L-Carnitine (500mg) scores 94 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 NutraBio Acetyl L-Carnitine (500mg) worth it?
NutraBio Acetyl L-Carnitine (500mg) scores 94/100 (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 NutraBio Acetyl L-Carnitine (500mg)?
Each serving contains Acetyl-L-Carnitine (1000 mg). Serving size: 2 Vegetable Capsule(s). 45 servings per container.
How do I take acetyl l-carnitine (500mg)?
Suggested use: As a dietary supplement, take 2 capsules 1 to 3 times daily, preferably on an empty stomach or as directed by a physician.
Who makes Acetyl L-Carnitine (500mg)?
Acetyl L-Carnitine (500mg) is made by NutraBio. See Formulate's full grade and product lineup for NutraBio on its brand page.
Is NutraBio Acetyl L-Carnitine (500mg) third-party tested?
NutraBio lists the following certifications and testing for this product: Vegetarian, Gluten-Free, Sugar-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.