Urmila Marfatia

Effects of Suboptimal and Optimal Intakes of B Vitamins on Protein Utilization by the Growing Rat from Diets Containing Single and Mixed Proteins

B vitamins administered at optimal levels counteract the deterioration in nitrogen re tention and growth rate arising from split feeding of the protein and carbohydrate moieties of the diet. The efficacy of higher dietary levels of B vitamins may be ex pected to differ with the over-all dietary protein quality and has now been ascer tained, employing singleand mixed-protien diets derived from casein, egg albumin and wheat gluten and with variations in levels of thiamine, riboflavin, niacin, pantothenic acid, pyridoxine, folk acid and vita min Bl2.