For L-Citrulline specifically, the evidence-based circulatory health dosing referenced by leading supplement research platforms is 6,000mg per day (2,000mg three times daily) - a figure that makes the 30mg total blend in Vital Blood's proprietary label even more striking to put into context
Guerreiro G, Faverzani J, Moura AP, Volfart V, Gome Dos Reis B, Sitta A, Gonzalez EA, de Lima Rosa G, Coitinho AS, Baldo G, Wajner M, Vargas CR (2021b) Protective effects of L-carnitine on behavioral alterations and neuroinflammation in striatum of glutaryl-COA dehydrogenase deficient mice
IV administration tends to deliver faster results as it bypasses the digestive system, allowing for more immediate absorption
W., Bridges, R