Is Resorcinol banned?
Resorcinol is permitted by the US FDA. Several countries restrict, warning-label, or have reviewed it for safety concerns. The US has more lenient additive rules than the EU, UK, Canada, and Japan, which is why this ingredient remains widely used here.
Why Resorcinol is flagged
A thyroid endocrine disruptor and skin sensitizer; the EU restricts its concentration. Less tightly controlled in the US.
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