PRP stands for platelet-rich plasma
After 24 h, the tongues of controls exhibited subepithelial focal accumulation of neutrophils, pronounced edema with abundant mastocytes in the striated muscle, and the area of macroscopic epithelial defects revealed a lack of surface epithelium with the defect covered by fibrinous exudate containing granulocytes and mononuclear inflammatory cells
Large reviews and clinical statements note that B12 injections do not consistently improve energy, mood, or weight loss in non-deficient individuals
Siegel, 1961): Absorption tests with food, using a flushing vitamin B12 injection to estimate absorption, indicate a reduction of the passive absorption by about 40% when supplements are taken with food rather than when fasting
2015.DOI Pickart L., Vasquez-Soltero J., Margolina A