Admittedly, its expensive, but its worth it, given that its formulated with a super-stable form of vitamin C
Citrulline is a non-essential amino acid that is an important intermediate in the urea cycle, functioning along with other amino acids to rid the body of ammonia, a byproduct of protein metabolism.* Citrulline also plays an important role in the healing process and in the maintenance of a healthy immune system.*
Subcutaneous dosing in research protocols is typically in the 1-2 mg range, though specific doses depend entirely on the study design and model
Hamada, A., Esteves, S
Cell 21 , 41624172 (2010)
Recently, different models have been presented, focusing on the recapitulation of the human-microbial interaction, as well as on the exploitation of human and patient-derived intestine organoids creating aOoC