L-Cysteine is a semi-essential amino acid. Cysteine is found in most high-protein foods, such as chicken, turkey, yogurt, cheese, eggs, sunflower seeds and legumes. N-acetyl cysteine (NAC) is a supplement form of cysteine.
Citrulline is a natural supplement that is considered a non-essential amino acid. This means that the body can make its own citrulline; it can also be found in some foods (such as watermelon). Aevum's CyCi acts as a precursor to glutathione, a powerful antioxidant that prevents damage from free radicals on a cellular level. In other words, Aevum's CyCi can help combat cell damage throughout the body.