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.
A fishy aftertaste, heartburn, and nausea are some of the more bothersome side effects of cod liver oil. Even though it is a natural product, cod liver oil is not free of side effects. For most people, these side effects are merely bothersome.ome of the serious side effects to watch out for include unusual bruising or bleeding, blood in the stool, and signs of an allergic reaction. Even though it is a natural product, cod liver oil is not free of side effects. For most people, these side effects are merely bothersome.