Possibly: Fish oil is fat. Fat contains calories. Caloric intake causes weight gain. So, yes, it's possible. Although not likely from a single overdose. The label on the fish oil bottle should tell you how many calories are in a capsule (or 2 capsules) depending on the recommended dose. There is no evidence to show mega-.
Answered 1/6/2018
5.7k views
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
2 doctors weighed in across 2 answers
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question