L-Arginine also supports energy levels, which makes it perfect for weightlifters, runners, and everyday active people. It also helps maintain good blood sugar levels and provides support for a healthy immune system. Banned Substance Free : Athletes can be assured it has undergone rigorous checks and testing to ensure that it is not contaminated with any banned substances and is safe to use. Nutrabay Pure 100% L-Arginine is extracted from a vegan source. No Added sugar eliminates unnecessary calories. No added preservatives, No Artifical Colour & No Fillers ensure you get the best out of your workout supplement. Nutrabay Pure 100% L-Arginine is unflavoured in nature, which gives you the freedom to add with any other pre-workout drink to get a quick energy refill. creatine monohydrate, L-Glutamine, Glutamine, BCAA, amino acid supplements, pre workout, post workout, citrulline malate, beta alanine, whey protein concentrate, whey protein isolate, protein powder