Hello and thank you for the question. Always speak to your doctor before starting or stopping any supplements. They are your best source of information. Fish oil is used for various health related areas. Omega 3 fish oil is the most common type. You can take in supplement form but also can get the benefits through your diet. Fish oil is particularly good for the part of cholesterol called triglycerides. Fish oil can benefit a great many areas of health. For most people, fish oil is likely to be safe at the level in the typical supplement. Always, again, check with your doctor. Here is information. https://www.medicinenet.com/fish_oil/supplements-vitamins.htm