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The rate limiting amino acid in de novo synthesis of GSH in metabolic disease appears to be glycine
Takeuchi M, Sakasai-Sakai A, Takata T, Takino JI, Koriyama Y, Kikuchi C
The B12 in your injections shouldn't affect breast feeding but I'm also rather unclear about whether being on injections works in the same way in ensuring that breast milk contains sufficient B12
No peptide option provides zero theoretical risk
Larger doses of vitamin B12 can cause other more serious side effects including: Headache Nausea and vomiting Diarrhea Fatigue or weakness Tingling sensation in hands and feet Our doses are preservative free and extremely small, and therefore rarely cause a negative reaction
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