This term refers to the proportion of a nutrient that actually enters your bloodstream and becomes available for your body to use
Ascorbic Acid Vitamin Vitamin C 50 g 270 Packed with Vitamin C, this drip strengthens your immune system, protects against free radicals with antioxidants, enhances iron absorption, supports skin, heart, eye and respiratory health, and aids in everything from wound healing to reducing stress and fighting the common cold
With the mainstream availability of these substances you would expect athletes to be using them, but the positive statistics dont show that, at least not yet
1 Introduction N-acetylcysteine (NAC), an acetylated derivative of L-cysteine, serves as a precursor of glutathione (GSH), a key pulmonary antioxidant