Arginine Ethyl Ester
Arginine Ethyl Ester is a unrated form of L-Arginine, used in 53 on-market products .
53
on-market products
unrated
quality tier
n/a
elemental fraction
Basis: Esterified prodrug (HCl salt on labels); conversion to arginine not verified, so no fraction is assumed
Why this tier: No head-to-head human bioavailability or efficacy comparison of this form was located in PubMed searches.