I'm 41, eat a low carb type diet, yet my triglycerides are high. I do drink alcohol but I wouldn't think it would make my triglycerides go up that much. My doctor told me to try niacin in a high dose to help lower the triglycerides and prevent a fatty liver 20 years from now. He's not a fan of...
This is a very good summary table of different supplements that have been successfully studied in decreasing LDL cholesterol and triglycerides. Some also can increase HDL (good) cholesterol.