Farmed jade perch are getting tumors in their thyroid because their food is missing important nutrients like iodine and vitamin C — scientists found this by checking the fish tissues and their feed.

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Evidence from Studies

Supporting (1)

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Community contributions welcome

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Thyroid neoplasia associated with nutritional deficiency in cultured jade perch in Hong Kong

Case Report

Animal

2024 May

The study found that jade perch fish developed thyroid tumors because their food lacked enough iodine and vitamin C, which matches exactly what the claim says.

Contradicting (0)

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No contradicting evidence found

Gold Standard Evidence Needed

According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.

Source Study

Thyroid neoplasia associated with nutritional deficiency in cultured jade perch in Hong Kong

Score: 9

DOI: 10.1177/10406387231218733

Similar Assertions

Fish raised on farms might get thyroid tumors over time if their food lacks important nutrients, and we've seen signs of this in jade perch that were fed a poor diet.

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If jade perch on fish farms are fed homemade food that's really low in iodine and vitamin C, they might end up with thyroid problems — and this was seen in real farm conditions by checking the food and the fish's tissues.

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