Human muscles consist of almost 60% of the vital amino acid L-glutamine and therefore play an important role in our body. Athletes appreciate the positive effect. naturvit® L-glutamine is lactose-free, gluten-free, sugar-free and vegan. Ingredients: L-glutamine, hydroxypropyl methylcellulose (capsule shell), filler: cellulose. Recommended dosage: Take 2 capsules daily with some liquid.