<unk> s are<unk> s designed for specific, usually nutritional,<unk>  purposes as a form of dietary supplement. The primary examples of<unk> s are used for emergency feeding of malnourished children or to supplement the diets of persons with special nutrition requirements, such as the elderly. For liquid nutrition products fed via tube feeding see Medical<unk> s.
Therapeutic food
Sports nutrition
Prebiotic 
Postbiotic
Oral medicine
Protein supplement
Animal products in pharmaceuticals
Wettable powder