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.
If the diet does not contain enough essential fatty acids, the body can't produce its own vitamin D. In addition to containing usable vitamin D, cod liver oil also provides omega 3 fatty acids. Hair loss may also be the result of deficiencies of the amino acid lysine, copper, and zinc.