The risk groups remain consistent: people eating plant-based or low-meat diets, adults over 50, long-term users of metformin or proton pump inhibitors, anyone with GI absorption issues, people on GLP-1 protocols with significantly reduced food intake, and heavy alcohol users
Substantial or rapid weight loss can increase the risk of cholelithiasis
Even though it is inexpensive, we do not recommend cyano B12 to anyone because the body must use a methylation reaction to cleave its cyanide molecule, which is a demanding process
Vegetarians and vegans: As B12 is primarily found in animal products, strict plant-based diets can increase the risk of deficiency
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For technique details, see our complete guide to semaglutide injection sites