Does tuna have mercury in it? (VIDEO)

See the video: "Does tuna have mercury in it?"

Theoretically, tuna is healthy. It contains omega-3 fatty acids and large amounts of vitamin D. Unfortunately, mercury and heavy metals accumulate in tuna. As a predator, tuna is at the very top of the food chain, which, according to experts, accumulates the most toxic substances. How much can you consume it then? Who should avoid this fish?

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