Vitamins.
D000818:Animals; D001361:Avitaminosis / Q000517:prevention & control; D005260:Female; D005525:Food-Processing Industry; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D008297:Male; D009747:Nutritional Physiological Phenomena; D012614:Scurvy / Q000266:history; D014815:Vitamins / Q000266:history / Q000502:physiology
D014815:Vitamins