Well look at what they do, and what you should know about their safety and legality
Immunofluorescence staining Fibroblasts were fixed, permeabilised, blocked, and incubated overnight at 4 C with primary antibodies targeting p53-pS15 and FOXO4 shown in Table 2, and developed using Alexa Fluor 488-conjugated donkey anti-mouse immunoglobulin G (1:100
The Regulatory Position in Singapore The Health Sciences Authority (HSA) has not approved intravenous glutathione or any IV vitamin infusion for the purpose of cosmetic skin whitening or brightening
Consult a licensed, qualified healthcare professional before taking this or any other dietary supplement product
Nitrous oxide-induced vitamin B12 deficiency
Oral Supplements Cyanocobalamin tablets (common) Methylcobalamin (easier to absorb) B12 sprays or dissolvable tabs Pros: Easy to take No needles Affordable Cons: Absorption varies Not ideal for GI conditions Food Sources Liver (highly concentrated) Eggs Red meat Cheese Shellfish and fish Plant-based