Why do I have a fish oil taste in my mouth?
                                
                                
                                •
                                
                                
                        
                                    
                                    4 min read                                
                            
                                According to a study published in the *Journal of Nutritional Science*, highly purified fish oils resulted in 78% fewer reports of aftertaste compared to standard oils. If you've been taking supplements and find yourself asking, "Why do I have a fish oil taste in my mouth?", the answer likely lies in the quality of your product, your body's digestion, or improper storage.