Side effects of vitamin B12
Vitamin B12 is an essential nutrient vital for various bodily functions, including red blood cell formation, neurological health, and DNA synthesis. While it's crucial for overall health, consuming excessive amounts or encountering certain conditions can lead to potential side effects. 1. Hypervitaminosis B12: Although rare, consuming excessively high doses of vitamin B12 through supplements or injections can lead to hypervitaminosis B12. This condition typically doesn’t occur from food sources. Symptoms might include itching, rashes, anxiety, and in severe cases, even joint pain or peripheral vascular thrombosis. 2. Acne and Skin Reactions: Some individuals might experience acne outbreaks or other skin reactions as a result of increased B12 levels. This can be due to the body's response to higher levels of the vitamin. 3. Allergic Reactions: Although uncommon, allergic reactions to B12 supplements can occur, leading to symptoms like itching, swelling, hives, or difficulty b...