**VITAMINS A, B, C, D, E, K: Benefits, Side Effects, Uses, Dosage, Warnings?** Our body can not function without vitamins, they are indispensable. Only, it is not capable of producing. One thus finds the source in our diet. As long as they are consumed in great quantities, they are a benefit to our ... K is fat soluble, meaning it dissolves in fats, it causes deficiencies. nourisson the other hand, with no hepatic stock should receive a dose of vitamin K1 for the shortfall.