With the advice of a physician or nutritionist, you might increase your lean protein, fiber, complex carbohydrates, and fruit/veggie intake
Diagnosed Deficiency or Malabsorption if you have a confirmed deficiency in a vitamin that affects appetite (like B1, zinc, or iron) or a condition that impairs nutrient absorption (such as certain digestive disorders or post-surgical states), vitamin injections can be highly beneficial
When there is less B12 in your body than required, it slows down cell division, which ultimately disrupts hair production
This is because B12 acts on the bone marrow to normalize red blood cell creation, and the life cycle of a red blood cell is 90 days
room temperature only as needed for handling/transport