Claims tied to non-prescription peptides' fat-loss benefits are often made without a cited study behind them, which makes their real-world results harder to predict than those of FDA-approved options
Did not even feel the needle
Most people are surprised by how little it hurts compared to a blood draw

It includes 1-5 intramuscular or subcutaneous injections of 1000 mcg crystalline cyanocobalamin daily, followed by oral doses of 1000-2000 mcg/day Parenteral administration should be reserved for those with significant neurological symptoms NICE guideline: Vitamin B 12 deficiency in over 16s: diagnosis and management: Malabsorption as the confirmed or suspected cause of vitamin B 12 deficiency: Offer replacement to people if: lifelong intramuscular vitamin B12 Autoimmune gastritis is the cause They have had a total gastrectomy They have had a complete terminal ileal resection If the person has a vitamin B 12 deficiency because of malabsorption that is not caused by autoimmune gastritis, or a total gastrectomy or complete terminal ileal resection (for example, malabsorption caused by coeliac disease, partial gastrectomy or some forms of bariatric surgery): Offer vitamin B 12 replacement and Consider intramuscular instead of

Legumes : Beans, lentils, and peas are beneficial for their B9 (folate) content, and are particularly important in vegan and vegetarian diets
How to avoid it: Like most peptides used in bodybuilding and metabolic research, MOTS-c is generally administered via subcutaneous injection to prevent degradation by stomach acids