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 was considered highly valuable for its healing characteristics, as well as for giving increased strength and energy. Not only was the oil consumed, but it was also rubbed on sore joints and muscles to provide some relief. It was claimed to cure gout and rickets, among other illnesses. By the time the mid 1700s rolled around, it was also used in lamp oil, soap, paint, and leather tanning. Cod liver oil consumption reached its height in the first half of the 20th century all over the world.