Natures Aid Quantum is an elite, ultra potent, daily multi-vitamin and mineral formula to support optimum performance. This high strength multi-vitamin and mineral includes nutrients such as B Vitamin Complex to help support a reduction in tiredness and fatigue, normal energy-yielding metabolism and normal functioning of the nervous system. Vitamin B5 to support normal mental performance. Zinc to help maintain normal cognitive function, normal vision, normal hair, skin and nails and normal functioning of the immune system. Selenium to support normal thyroid function and to protect cells against oxidative stress. Chromium which maintains normal macronutrient metabolism and normal blood glucose levels. Available in 30 tablets.