Health Aid Vitamin B-complex Supreme is a comprehensive supplement containing essential B vitamins in easy-to-swallow capsules. This one-a-day formula is designed to support energy metabolism, nervous system function, and help reduce tiredness and fatigue. The product comes in a bottle containing 30 capsules, making it a one-month supply when taken as directed (one capsule daily). B-complex vitamins work together synergistically to support various bodily functions including red blood cell formation, psychological function, and maintenance of normal skin. Being a supplement containing vitamins, specific features are not listed as per guidelines for medicines and supplements.