Arginine and lysine are absorbed into cells by the same process. Therefore, taking too much arginine or lysine can decrease the levels of the other in the body. Supplementation with the affected nutrient may be necessary. (1)
- View Abstract: Hurson M, et al. Metabolic Effects of Arginine in a Healthy Elderly Population. J Parenter Enteral Nutr. May1995;19(3):227-30.