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Research suggests oral B12 supplements (especially sublingual forms) can be just as effective as injections for treating deficiency
2021;54(5):e13029
Weekly injections are easier to remember and maintain consistently compared to daily pills that must be taken under specific conditions
Similarly, glutathione works in the white blood cells called macrophages to dampen down oxidative stress and inflammation
Research on GHK-Cu for skin in women (including both clinical trials measuring skin density and dermatological studies on photoaging) consistently show meaningful results at the 12 mg/day injectable dose range or equivalent topical coverage
