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.
Cod liver oil contains a high amount of Vitamin A, D and E, all fat soluble vitamins. Fat soluble vitamins are stored in the body instead of being excreted out when in excess. As a result too much of these vitamins can cause damage to the body.