As a dietary expert, I can tell you that while tuna is a good source of lean protein and omega-3 fatty acids, which are beneficial for heart and brain health, it's important to be aware of the mercury content in certain types of fish. Mercury is a toxin that can accumulate in the body over time, potentially leading to health issues. However, the levels in light tuna are generally considered safe for most people when consumed in moderation. Eating a can of light tuna four times a week is often deemed safe for the average adult. Light tuna, such as skipjack, has lower mercury levels than other types of tuna, like albacore (white tuna), which is why it's typically recommended over albacore. It's also important to diversify your protein sources to ensure you're getting a wide range of nutrients. If you're concerned about mercury or want to vary your diet, consider incorporating other protein-rich foods like chicken, turkey, or plant-based options. In conclusion, enjoying a can of light tuna daily might not pose significant health risks for most people, but it's still a good idea to balance your diet with other sources of protein and to be mindful of the overall mercury intake from all fish consumption. read more >>

The truth is, those warnings never applied to the general public. However, it is possible for adults to get mercury poisoning. You just have to eat a lot of high-mercury fish for that to happen. Our advice: Almost all guys will be perfectly fine eating a can of light tuna four times a week.read more >>