What are oysters a rich source of? Exploring their nutritional value
                                
                                
                                •
                                
                                
                        
                                    
                                    3 min read                                
                            
                                Just one serving of raw oysters can deliver over 100% of your daily needs for several key nutrients, making them one of the most nutritionally dense foods available. What are oysters a rich source of? They are a powerhouse of essential vitamins, minerals, and healthy fats that support everything from immune function to brain health.