It first drew research interest for its ability to heal stomach ulcers and inflammatory bowel conditions, then expanded to tendon, ligament, muscle, and even bone healing across dozens of preclinical studies (Sikiric et al., PubMed)
The vitamin deficiency concern arises from how GLP-1 receptor agonists alter gastric physiology
Injections can be administered up to twice a week, and Vitamin B12 helps accelerate metabolic processes while creating a greater feeling of overall energy
Vitamin B12 plays a role in maintaining skin health by promoting cell regeneration and repair, which keeps the scalp hydrated and free from irritation
Moreover, a US national study of 2,806 older women (50 years) found increased plasma concentration of methylmalonic acid the metabolic indicator of vitamin B 12 deficiency to be associated with increased risk of lumbar spine osteoporosis (115)
But not all retailers have followed suit