21st Century Stress B with Zinc is a dietary supplement containing B-complex vitamins and zinc designed to help support the body's stress response and immune system. Each bottle contains 30 tablets formulated to provide nutritional support during periods of stress. As this is a dietary supplement, please consult your healthcare provider before use. Store in a cool, dry place away from direct sunlight. Keep out of reach of children. The combination of B vitamins and zinc may help support energy metabolism, nervous system function, and immune health during stressful periods.