While suitable for most skin types, individuals with extremely sensitive skin should perform a patch test before full application
The most commonly reported adverse effects are gastrointestinal in nature and include nausea, vomiting, diarrhea, abdominal pain, and constipation
"Effects of Arginine Supplementation on Athletic Performance Based on Energy Metabolism: A Systematic Review and Meta-Analysis." Nutrients , May 2020, "Amino acids." MedlinePlus, "D-Arginine." National Library of Medicine, "Top Foods High in Arginine." Nourish by WebMD, October 2020, Always be in the know
Apply pressure with cotton ball
Thats why some physicians start patients on one before adding the second
Be patient with the process