Evidence shows that peptides may slow aging, reduce inflammation, and build muscle
Vitamin C is more established for brightening and has extensive research backing, whilst glutathione offers additional antioxidant benefits
However, it has also gained attention for its potential impact on weight management
While dietary interventions emphasizing protein, fiber, and whole foods can improve metabolic parameters and support weight management, the effects are generally more modesttypically 3-5% weight loss and HbA1c reductions of 0.5-1.0% when implemented without other interventions, as seen in programs like the Diabetes Prevention Program
In the case of an existing vitamin B12 deficiency, the blood-forming tissues are affected first - this can therefore lead to pernicious anaemia