Vitamin B12 is a water-soluble vitamin and is found in animal-based foods such as beef, liver, and poultry. It is also found in some plant-based foods, such as fortified cereals and breads.
There is some evidence that taking high doses of vitamin B12 (more than 2,000 micrograms a day) can lead to weight gain. However, the weight gain is usually very small and is not a common side effect of taking vitamin B1-
Does Vitamin B Help You Lose Weight? There are a few things you can do to help you lose weight and improve your overall health. One of these is to take a vitamin B supplement. Vitamin B is known to help with weight loss, as well as improve overall energy levels and immune system function. …