HyperpigmentationHyperpigmentation
Prevalencia: Melasma affects 15-50% of pregnant women; PIH common in darker skin tones (Fitzpatrick IV-VI)
Evidence-Ranked Ingredients
| Ingrediente | Calificación | Estudios | Dirección | |
|---|---|---|---|---|
| Glutathione | C | 6 | Positive | Ver → |
| Pine Bark Extract (Pycnogenol) | C | 4 | Positive | Ver → |
| Polypodium leucotomos | C | 3 | Positive | Ver → |
| Grape Seed Extract | C | 3 | Positive | Ver → |
| N-Acetyl Cysteine | C | 3 | Positive | Ver → |
About
Excess melanin deposition in the epidermis or dermis, resulting in darkened patches. Major subtypes include melasma (hormonally driven), post-inflammatory hyperpigmentation (PIH), and solar lentigines (sun spots). Involves upregulation of tyrosinase and melanosome transfer to keratinocytes.
Common Symptoms
Risk Factors
- Sun exposure
- Hormonal changes (pregnancy, oral contraceptives)
- Skin inflammation or injury
- Darker skin tones
- Family history
- Certain medications
Frequently Asked Questions
What supplements are studied for Hyperpigmentation?
How is the evidence for Hyperpigmentation supplements graded?
How many studies on Hyperpigmentation supplements have been reviewed?
What are common symptoms of Hyperpigmentation?
Related Conditions
Afecciones que comparten ingredientes estudiados
Aviso legal FDA: Estas declaraciones no han sido evaluadas por la Food and Drug Administration. Los productos y la información en este sitio web no están destinados a diagnosticar, tratar, curar ni prevenir ninguna enfermedad. Las calificaciones de evidencia presentadas se basan en nuestro análisis de investigación publicada revisada por pares y no constituyen consejo médico. Siempre consulte a su profesional de salud antes de comenzar cualquier régimen de suplementos.