b12 injections or pills vs. Oral Supplements: Which Is Better? Best Vitamin B12 Injection Site:

(See PRECAUTIONS.) Parenteral drug products should be inspected visually for particulate matter and discoloration prior to administration, whenever the solution and container permit (see HOW SUPPLIED)

(Best for absorption issues or severe deficiency) Treatment is usually safe and effective most symptoms resolve within weeks of starting therapy

Recent advances in mechanistic insights into the neuroendocrine regulation of body weight have revealed an expanding list of molecular targets for novel, rationally designed antiobesity pharmaceutical agents

The nearly painless self-injection process uses a unique self-injection device

The device uses a micro-needle that is half the size of normal injection

References: Office of Dietary Supplements, NIH