For weight loss, insurers sometimes want to see proof of a healthy diet and exercise routine before they approve the medication
Compared to those receiving a placebo, the group taking multivitamins experienced fewer nutritional deficiencies, reduced frequency of illness, fewer infection-related illness days during the one-year study period (23 versus 48 days), and fewer days taking antibiotics
For the evidence-and-claims discussion specifically, we kept a separate piece on glutathione and the skin-whitening question
Who Is a Good Candidate for B12 Injections
[unverified no linkable source] Clinician commentary and standard lyophilised-peptide storage practice
[13] [18] Anti-Inflammatory and Neuroprotective Effects Reduces pro-inflammatory cytokines (TNF-, IL-6) and promotes M1-to-M2 macrophage shift