Symptoms of Crohnâs disease include abdominal pain, diarrhoea (which may contain blood), constipation, vomiting and weight loss. Ulcerative colitis is a disease of the colon whereby ulcers and open sores grow in this part of the intestine. Symptoms include constant diarrhoea which usually contains blood.
Overview. Vitamin B2, also called riboflavin, is one of 8 B vitamins. All B vitamins help the body to convert food (carbohydrates) into fuel (glucose), which is used to produce energy. These B vitamins, often referred to as B complex vitamins, also help the body metabolize fats and protein.ataracts. Vitamin B2, along with other nutrients, is important for normal vision. Some early evidence shows that riboflavin might help prevent cataracts -- damage to the lens of the eye, which can lead to cloudy vision.
Vitamin B12, also known as cyanocobalamin, is a water-soluble vitamin that is part of the B vitamin family. B vitamins help support adrenal function, help calm and maintain a healthy nervous system, and are necessary for key metabolic processes.eople over 50 years of age should consume vitamin B12-fortified foods, or take a vitamin B12 supplement - 25-100 mcg per day has been used to maintain vitamin B12 levels in older people.