The possible side effects of fish oil pills include belching, bad breath, nausea, heartburn and nosebleeds, according to WebMD. Other side effects include loose stools and rash in some users. Those who take more than the... More »

www.reference.com Health Medications & Vitamins Side Effects

The benefits of fish oil supplements include reducing triglyceride levels in people with high levels and reducing the risk of heart disease in people with healthy hearts, according to MedlinePlus. Fish oil contains omega... More »

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While the fatty acids in fish oil are essential for brain function, normal growth and development and prevention of inflammation, the benefit of fish oil supplements is widely disputed in scientific studies, according to... More »

Common side effects of fish oil include belching, bad breath, bleeding gums, dizziness and nausea. More severe effects include heartburn, headache, dark brown urine, coughing up blood, loose stool, nose bleeds and rash, ... More »

According to WebMD, the side effects of fish oil can include belching, bad breath, heartburn, nausea, rash, loose stools and nosebleeds. In addition, taking fish oil in high doses over 3 grams per day can increase the ch... More »

www.reference.com Health Medications & Vitamins Side Effects

Potential side effects of taking fish oil supplements include heartburn, nausea, bad breath, loose stools, nosebleeds or rash, according to WebMD. Patients who take fish oil supplements with meals or after freezing them ... More »

www.reference.com Health Medications & Vitamins Side Effects

Some possible side effects of aspirin are stomach issues, nausea, hearing problems and heartburn. In some cases, aspirin can cause more serious side effects, such as bloody stool, vomiting blood or an allergic reaction, ... More »

www.reference.com Health Medications & Vitamins Side Effects