Skin improvements are gradual and typically become noticeable after four to six weeks of weekly injections
Unfortunately, studies on this topic have mainly focused on normalising serum B12 concentrations with oral supplementation and should be interpreted with caution since the specific goal of treatment in symptomatic B12 deficiency is alleviating symptoms, and NOT to normalize B12 concentrations in the blood
Treatment Vitamin B12 Injections: For those with a deficiency, vitamin B12 injections, either administered intramuscularly or subcutaneously, can elevate B12 levels
The most common events were nausea (55%), constipation (30.7%), and vomiting (26.1%)
Unlike consumer glutathione supplements, this is a pure cosmetic raw material designed for topical formulation use giving you full control over concentration, product type, and application