Publications and Resources. Read the groundbreaking 1977 publication â Phylogenetic structure of the prokaryotic domain: The primary kingdoms ,â by Carl R. Woese and George E. Fox, in which Archaea, the third domain of life, is identified.
Youâre quite right that cod liver oil is a good source of vitamin D. According to the National Institutes of Health, it gives you 1,360 IU per tablespoon (I now recommend 2,000 IU daily). However, at least some kinds of cod liver oil provide as much as 13,500 IU of vitamin A, and thatâs way too much. The Upper Limit of vitamin A set by the Food and Nutrition Board of the National Academy of Sciences is 10,000 IU per day.
Cod liver oil, which comes in both liquid and capsule form, contains Vitamin D, Vitamin A, and omega 3 fatty acids. A tablespoon of cod liver oil will allow you to meet and exceed the daily recommended intake of Vitamin A for the day. Serving Size (1 tablespoon), 14000 IU of Vitamin A (280% DV), 126 calories.ne tablespoon provides 69% of the recommended daily amount of Vitamin A. Itâs also an impressive source of Vitamin C, potassium, and calcium. Serving Size (1 tablespoon), 3448 IU of Vitamin A (69% DV), 20 calories. Mangoes. Mangoes are sweet, juicy fruits that have a place both in main dishes and on dessert plates.