Food sources rich in l-carnitine are animal products, particularly beef and pork
While no definitive GSH transporters have been identified, Cryptosporidium gene candidates in the Major Facilitator Superfamily (MFS) of transporters with homology to a recently discovered GSH transporter in bacteria 41 (cgd3_3100 and cgd8_3910) warrant further study
Sotomayor-Lugo F, Iglesias-Barrameda N, Castillo-Aleman YM, et al
Antioxidants like glutathione also help fight off oxidative stress and inflammation, issues that can increase the risk of mitochondrial dysfunction
Injectable L-Carnitine bypasses this process, enabling faster systemic availability
However, if you experience persistent irritation, burning, or unusual reactions, discontinue use and consult a dermatologist