Multiple choice general knowledge Which Vitamin required For Plentiful energy and healthy, clear skin Vitamin B6 (Pyridoxine) Vitamin E Vitamin B2 (Riboflavin) Vitamin B3 (Niacin) Reveal answer Fill a bubble to check yourself D Correct answer Explanation Vitamin B3 (Niacin) is essential for energy production, helping convert food into energy. It also promotes healthy skin by improving blood circulation and maintaining skin moisture and clarity.