The following table shows the relative abundance of vitamin C in various foods of animal origin, given in milligrams of vitamin C per 100 grams of food:
Reference 1: Amount (mg/100g).
Reference 2: Calf liver (raw), Beef liver (raw), Oysters (raw), Cod roe (fried), Pork liver (raw), Lamb brain (boiled) and Chicken liver (fried).
Source: http://en.wikipedia.org/wiki/Vitamin_C
Reference 2: Calf liver (raw), Beef liver (raw), Oysters (raw), Cod roe (fried), Pork liver (raw), Lamb brain (boiled) and Chicken liver (fried).
Source: http://en.wikipedia.org/wiki/Vitamin_C