Fish oil supplements are good for health.
many people including children take them unnecessarily. In addition, not all fish oil supplements are the same. Cod liver oil, for instance, contains high levels of Vitamin A and D. 6,000 IU of vitamin A daily can interfere with bone growth and promote fractures in children. In addition, they also warned that since the liver acts as a filter, cod liver oil is more likely to be contaminated with toxins such as PCBs than other fish-oil supplements. If you are concerned about your cod liver oil, discuss it with your doctor.