Topical formulations have the strongest evidence base
In T1D, this includes citrullinating peptidyl arginine deiminase (PAD) enzymes and tissue transglutaminase 2 (tTG2) deaminating enzyme (39)
Think of it as preparing the scalp for growth rather than directly stimulating it
Khatun, M.M., Md Kabir, U., Sadia, A.R., Md Shihab, U.K., and Sarwar, A.K.M.G., Influence of agronomic biofortification with Zn and Si on plant growth, yield, and nutritional quality of rice ( Oryza sativa L.) cultivars, Plant Science Today , 2025, vol
Emerging Mycotoxins and preventive strategies related to gut microbiota changes: probiotics, prebiotics, and postbioticsa systematic review
As a result, a very small amount reaches the melanocytes in the deep layers of the skin at a concentration high enough to affect melanin production