Quick Answer. Pepto-Bismol sometimes turns stool black when its active ingredient, bismuth subsalicylate, reacts with sulfur in the intestinal tract to form bismuth sulfide. The change in stool color caused by Pepto-Bismol isn't harmful, but a doctor should be consulted if it is accompanied by vomiting, diarrhea or stomach pain, states About.com.
Folate is the natural source of vitamin B9 found in a variety of foods, most often, in leafy green vegetables, dried beans, and peas. When it is used as an additive in foods, generally in bread, grains or breakfast cereal, or when it is taken as a supplement, it is called folic acid.eans and peas are good sources of folate. Pregnant women are advised to take folic acid supplements to reduce the risk of birth defects. Curly endive, which contains folate. Folate supplements are water-soluble.
Folic acid, also known as folate, is well recognized for its value in the prevention of certain birth defects. It may have another important health benefit. A large study showed that women who consumed more folic acid had a significantly reduced risk of developing high blood pressure (hypertension). Folic acid is one of the B vitamins found in foods such as leafy green vegetables, fruits, dried beans, and peas. A synthetic form of folic acid is used in dietary supplements and fortified foods. Folic acid acts by helping the body produce and maintain new cells. In particular, red blood cell formation is dependent upon adequate levels of this vitamin. Folic acid deficiency is a known cause of anemia in both adults and children.