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How Hydroquinone Should Be Used (If Prescribed) If hydroquinone is prescribed: Use only as directed by a dermatologist Limit use to 812 weeks maximum Apply only on pigmented areas Never skip sunscreen Avoid mixing with harsh actives Self-prescribing hydroquinone is strongly discouraged
How does the serum format differ from injectable GHK-Cu
The sad reality is that not all such claims are scientifically proven
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