Teff Gluten free Modern wheat and barley contain a lot of gluten. Also there is gluten in rye and in a lesser amount in oats. Teff contains no gluten People who want to reduce the harming effects gluten have on us Teff is a safe alternative Read more.... Teff Diabetes Regular Teff use helps to control the level of insulin in the body. In recent studies of Harvard School of Public Health illnesses like diabetes 2 and cardio-vascular diseases have been related to the glycemic index of the diet. Read more.... Teff for Athletes With its low glycemic index Teff provides a steady supply of glucose over a few hours. Also it contains a lot of easy accessible iron. More red blood cells are being formed which deliver more oxygen necessary for higher performance and endurance. The B vitamins in Teff help as well with a good energy supply. Teff source of Iron Teff has the lowest proportion of phytic acid and iron off all grains used by us. This shows that Teff is the best source of iron compared with all other grains products made of Teff is an excellent choice to supplement our daily iron, calcium and other minerals like Zinc and Magnesium.