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.
Research has shown that cod liver oil is not only high in omega-3 fatty acids, it also contains more vitamin A and D than any other food. Adding it to your diet can improve heart function, bone health, memory function, immune responses and help balance cholesterol.