Introduction Soya (Soy) milk is a drink made from the soya beans. Soya milk has a high protein and iron. Its color is creamy white, which resembles to the cow’s milk but it is different and better from dairy milk in various ways. It is higher in iron and protein while it is also cholesterol free and have vary low fat and sodium. The people who have allergy from cow’s milk and faces difficulty in digesting the lactose, which is a natural sugar present in the cow’s milk, likes the soya milk because it is easy to digest and it is lactose free. Evolution The oldest proof of the production of soya milk is from China, where is incised on the kitchen scene evidence of the use of soya milk on a slab dated AD 25-200. It is also appeared in a book Lunheng that is written by Wang Chong in AD 82, and perhaps the first written record...