reaction to b12 injection What Happens When You're Allergic Vitamin Vitamin B12 Injection - We

However, no research directly compares continuous use versus cycling protocols (such as 12 weeks on, 4-8 weeks off), leaving optimal long-term strategies somewhat uncertain

You may not get enough B12 in your diet if you are: Vegan Vegetarian Over 50 Living with digestive conditions that affect nutrient absorption, such as IBS, celiac, or Crohns disease Taking certain medications like metformin or proton pump inhibitors (PPIs) What are the symptoms of B12 deficiency

Typically, for every 1,000 micrograms of cyanocobalamin, only about one microgram of cyanide might be released

B12 shots are not universally better than pills