Under 21 CFR 314.101(d), the agency may refuse to file or receive an application that is incomplete. Failure to include a financial certification or disclosure statement, as required by amended Secs. 314.50(l) and 314.94(a)(13), would give the agency grounds to refuse to file or receive the application.
Vitamin A. Eat vitamin A each day to keep your digestive system healthy. The surface of your digestive tract is made up of mucosal tissues. These tissues secrete compounds that help with digestion -- the mucosal lining in your stomach, for example, secretes stomach acid -- and also absorb the nutrients from your food.
Essential B vitamins for the digestive system include: 1  B1. Also known as thiamine, B1 helps your body change the carbohydrates in your diet into energy for your cells and regulate appetite.  B3. Also known as niacin, this vitamin is important for many digestive tract functions, including the breakdown of carbohydrates, fats, and alcohol.