Pro Line 100% Pure Leucine contains only instantized vegan leucine. Pro Line 100% Pure Leucine contains Leucine which is an essential amino acid that is used in the biosynthesis of proteins. Pro Line 100% Pure Vegan Leucine works to promote protein synthesis and boost recovery. Pro Line 100% Pure Leucine promotes muscle protein synthesis via two different methods. Studies have shown that adding a leucine supplement to your diet improves the synthesis of muscle protein. Each serving of Pro Line 100% Pure Leucine features 5 grams of instantized vegan leucine per serving. Pro Line 100% Pure Leucine is available in a 400 gram container. The 400 gram container of Pro Line 100% Pure Leucine contains 55 full servings per container. Pro Line 100% Pure Leucine is available in 3 different flavour options, an Unflavoured option, an Electric Punch flavour and a Raspberry Lemonade flavour. The two flavours are extremely delicious, and the unflavoured option is perfect to add to your favourite beverage of choice. To use Pro Line 100% Pure Leucine: Mix 1 Scoop of Pro Line 100% Pure Leucine into 250 mL of water or your favourite beverage, preferably on an empty stomach, twice per day.