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- N-Acetylcysteine & selenium backed by research to boost aerobic endurance.*
- 4:1:1 Ratio of water soluble BCAA's that mix clear.*
- No artificial sweeteners, colors or filler.*
Betancourt Nutrition Pure Amino is the most advanced all-natural BCAA endurance & recovery drink mix available. It improves upon the typical 2:1:1 ratio of BCAA's by providing a 4:1:1 ratio (leucine 4g, isoleucine 1g, valine 1g) based on the fact that L-leucine is the most important amino acid when it comes to anabolic signaling for muscle growth and tissue repair (recovery).
Pure Amino also features the muscle anti-oxidant NAC: n-acetylcysteine which has been shown in research to aid the protection of muscle cells during exertion by promoting glutathione. This is also what is believed to be responsible for n-acetylcysteine's ability to boost aerobic endurance in some athletes. To further promote glutathione, selenium is used as well; these two muscle protecting ingredients (n-acetylcysteine and selenium) have been shown to boost endurance*