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Hydroquinone 4%
A tyrosinase inhibitor prescribed in cycled protocols for hyperpigmentation.
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Overview
Hydroquinone inhibits tyrosinase, the enzyme that produces melanin. Topical application may lighten areas of hyperpigmentation including melasma, age spots, and post-inflammatory marks.
Ingredients
Hydroquinone 4%
Use & directions
4% topical cream applied to hyperpigmented areas nightly per protocol.
Important information.
Side effects
Possible: skin irritation, dryness, mild burning. Long-term continuous use risks ochronosis (rare).
Safety & precautions
Important Safety Information. Limit continuous use to 3–6 month cycles to reduce risk of ochronosis. Use SPF 30+ daily. Avoid in pregnancy.
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