Simon learns that supplementing with water-soluble vitamins is potentially safer (compared to fat-soluble varieties) because they aren't stored in the body for as long, which reduces their ability to cause a toxicity. which vitamin is water soluble?

Water soluble vitamins can be excreted safely in the urine without the concern for overdosage as compared to fat soluble vitamins that are easily stored in adipose tissue and poses a risk for overdosage. The vitamin B complex (niacin, thiamin, pyridoxine, folic acid, riboflavin, cobalamin, etc.) and vitamin C (ascorbic acid) are water soluble vitamins. The fat soluble vitamins are vitamin A, vitamin D, vitamin E, and vitamin K.