Important information about health, nutrition as well as the ingredients of the nutritional supplements is to be found:
Α) on the website www.provita.gr
B) in the book Health & Nutrition” of the provita publications
C) in the Figuactiv book of Yiannis Kotsis, DEFTHERA Publications
D) in the book Colostrum, the Gift of Creation, by Dr. Marco Prummer, Rademann Publications
E) in the book Aloe Vera: The Gift of Nature for everyone
F) in the book Successful Management of Stress of by Dr. Anke Ertan