Bluebonnet’s L-Arginine 1000 mg Caplets are formulated with the free-form amino acid L-arginine from Ajinomoto to help support nitric oxide production that enhances blood flow to muscles for a more intense, powerful workout and faster recovery.?During the summer months products may arrive warm but stores and ships products in accordance with manufacturers' recommendations, when provided. Free of milk, egg, fish, crustacean shellfish, tree nuts, peanuts, wheat and soybeans. Also free of corn, yeast, gluten, barley, rice and sugar. Soy-Free, Gluten-Free, Non-GMO, Kosher Certified, Vegan. 90 Caplets, 30 Servings. Nitric Oxide Precursor. Contains 3000 mg of free-form L-Arginine per serving an Aji Amino Acid from Ajinomoto - World Leading Supplier of Amino Acids.