Pantothentic Acid – Vitamin B-5, can be called the anti-stress vitamin due to its role in the production of the adrenal hormones and the formation of antibodies, aids in vitamin utilization, and helps to convert fats, carbohydrates and proteins into energy. It is also known to have extremely positive effects in ridding acne in mega-doses; however, not enough research has been done regarding any side-effects for long-term use. B-5 is water-soluble making it a safe vitamin for acne. Is required by all cells in the body and is concentrated in the organs. Pantothenic acid is a stamina enhancer and protects from certain forms of anemia. It is needed for normal functioning of the gastrointestinal tract and may be helpful in treating depression and anxiety. A deficiency of B-5 may cause fatigue, headache, nausea, and tingling in the hands.