I'm not a medical professional so I can't advise you but just relating my personal experience with this is that 31 gauge can work just fine
GLOBAL GLUTATHIONE MARKET SIZE, BY POWDERS, BY REGION, 2018-2032 (USD MILLION) TABLE 62
Conclusion So, if you were on a quest to find out what foods are high in glutathione, you now know that no food can provide you with enough glutathione as is, but many foods contain nutrients that help your body produce more glutathione
GHK-Cu ,
In that case, the process backs up, and homocysteine levels accumulate, putting additional strain on the methylation cycle to remove it
Vegetarian & vegan friendly, dietary supplement