What is NOT common knowledge? What needs to be cited? All statistics, data, figures. References to studies done by others. References to specific facts the average reader would not know about unless he or she had done the research. What is common knowledge? Common knowledge is any information that the average, educated reader would accept as reliable without having to look it up. This includes:
Apples have the vitamins: Vitamin A, Vitamin B1(thiamine) & B2(riboflavin), Niacin, Folate, Pantothenic Acid, Vitamin B6, and Vitamins C, E, & K. There are also other vitamins â¦ in an apple, which only contain small amounts.
1 A medium-sized apple can contain 17% of the recommended amount of dietary fibre in a day. 2  Though the studies have not been able to conclusively prove benefits in the area of cancer prevention, there is research that suggests apples may help reduce the risk of lung cancer, prostate cancer and colon cancer.