On average, it takes about one hour for your body to break down one unit of alcohol. However, this can vary, depending on: 1  your weight. 2  whether you're male or female. 3  your age.  how quickly or slowly your body turns food into energy (your metabolism)
Because cod liver oil contains quite a bit of vitamins D and A, it is also possible that side effects can occur due to toxicities from either of these vitamins. There is some concern that long-term use of cod liver oil could increase the risk of skin cancer.
1 Taken orally or applied topically, fermented cod liver oil helps to improve the quality of skin, both on the face and for issues of rashes, diaper rash, wrinkles, and more.  The vitamin A in fermented cod liver oil has been shown to be protective against cancer.