Survival tabs are lightweight emergency food tablets packed with nutrition and designed for survival. It acts as a supplement to food supply where there is none or when an individual is unable to eat. Survival Tabs was formulated for the Early Space Program in the 1960s and now is widely used as an emergency food. It has a shelf life of up to 10 years and are packaged in a premium, heavy duty bottle. Popular food supplement for pilots, yachtsmen, adventurers and the avid outdoorsman.