Private food tests promise to reveal your food sensitivities. But is it just a pseudoscience?

The tests claim to be able to identify food sensitivities associated with headaches, lethargy, brain fog, depression and an huge array of other symptoms

Source: Private food tests promise to reveal your food sensitivities. But is it just a pseudoscience?

Source:‘There is no validity’: Unproven blood tests for food sensitivity widely offered in Canada