Small fish like sardines have very low amounts of heavy metals to the point it’s negligible. I couldn’t confidently tell you anything about microplastics though

Small fish like sardines have very low amounts of heavy metals to the point it’s negligible. I couldn’t confidently tell you anything about microplastics though https://www.consumerlab.com/answers/are-sardines-healthy-and-safe-to-eat/sardines/ https://www.consumerlab.com/answers/are-sardines-healthy-and...