For adults, the recommended dietary reference intake for vitamin C is 65 to 90 milligrams (mg) a day, and the upper limit is 2,000 mg a day. Although too much dietary vitamin C is unlikely to be harmful, megadoses of vitamin C supplements may cause: Diarrhea. Nausea. Vomiting.
originator - someone who creates new things. conceiver, mastermind. creator - a person who grows or makes or invents things. beginner, founder, founding father, father - a person who founds or establishes some institution; George Washington is the father of his country.
Etiology (/iËtiËÉlÉdÊi/; alternatively aetiology or Ã¦tiology) is the study of causation, or origination. The word is derived from the Greek Î±á¼°ÏÎ¹Î¿Î»Î¿Î³Î¯Î±, aitiologia, giving a reason for (Î±á¼°ÏÎ¯Î±, aitia, cause; and -Î»Î¿Î³Î¯Î±, -logia).