l-carnitine when to take The Difference Between & Acetyl L-Carnitine – Swanson Vitamins Chemistry Labs™ L-Carnitine (30 Servings)
Description
Optimization of folic acid supplementation in the prevention of neural tube defects

Toxicol Sci 2021;179:12134

10.1038/nrd3978 142 SantanaP

Then swirl the vial until the powder has been completely dissolved

While it may not "remove" melasma instantly, consistent use of a highly bioavailable form can help fade dark patches and support a more even complexion over time