1. Guinea pigs and rabbits grow at the normal rate on simplified rations which contain dried yeast as the source of all water-soluble vitamins. A water extract of dried liver also contains the essential water-soluble vitamins that are not yet recognized. 2. When vitamin K was added to the simplified diets the females were able to rear litters. 3. When all water-soluble vitamins were supplied as pure compounds now available, the mortality was high and the rate of growth was subnormal.
Hogan, AG. et al.: ADEQUACY OF SIMPLIFIED DIETS FOR GUINEA PIGS AND RABBITS