James Khan is the editor of detoxifnow.com a mind-body health resource. He has been detoxifying, fasting and cleansing himself for over 15 years, and has been practicing Yogic, Tibetan and Taoist traditions for 30 years.
If you do a Google search for 'Alkaline Water' the first page you get is by a retired chemist Stephen Lower. He says that alkaline water is Snake Oil; Water Ionization is not possible because pure water does not conduct electricity and in any case there would be no more health benefit from it then baking soda! He calls the scientists involved crackpots!
Probably the first scientific studies on digestion were done by Ivan Pavlov who became famous for his 'salivating dogs'. Pavlov showed that the digestive enzymes released and the amount of acid secreted depends on the type of food.