Je Formaldehyde (Keratin Treatment) bezpečný?
Independent skincare safety analysis · Updated June 06, 2026
48
Bezpečnost Concerns Noted
Significant safety concerns — consult a dermatologist before use
D
Formaldehyde (Keratin Treatment) — Nerq Safety Score 48.2/100 (D). Verdict: Some Safety Concerns. Restrictions: Banned or restricted in some jurisdictions. Category: cosmetic ingredient. Updated 2026-06-06.
Formaldehyde (Keratin Treatment) has a Nerq Safety Score of 48.2/100 (D). Some Safety Concerns. Restrictions: Banned or restricted in some jurisdictions. Category: cosmetic ingredient. Last ověřeno: 2026-06-06.
Formaldehyde (Keratin Treatment) has some safety concerns that warrant attention based on a Nerq Safety Score of 48.2/100 (D). Formaldehyde (INCI: Methylene Glycol) je kosmetická přísada used as a hair-straightening active. Brazilian blowout ingredient; OSHA violations in salons. Carcinogen. Banned in many jurisdictions.
Overall assessment: Formaldehyde (Keratin Treatment) is associated with safety concerns that require careful formulation review.
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Rozpis bezpečnostního skóre
Hlavní bezpečnostní zjištění
⚠Nerq Safety Score: 48.2/100 (Fair)
✗Restrictions: Banned or restricted in some jurisdictions
Regulatory Status of Formaldehyde (Keratin Treatment)
Restrictions
Banned or restricted in some jurisdictions
Data pocházejí z official regulatory databases. Always verify with the relevant authority for the most current status.
What are the safety concerns for Formaldehyde (Keratin Treatment)?
The primary area of concern is Restrictions (48/100). Perform a patch test before regular use.
Často kladené otázky
Je Formaldehyde (Keratin Treatment) safe in skincare?
Formaldehyde (Keratin Treatment) has a Nerq Safety Score of 48.2/100 (D). Some Safety Concerns. Use with caution — consult a dermatologist.
Can Formaldehyde (Keratin Treatment) cause skin irritation?
Sensitization Risk score: 48/100. Irritation has been reported. Patch test before use.
Je Formaldehyde (Keratin Treatment) safe during pregnancy?
Consult your dermatologist or OB-GYN before using products containing Formaldehyde (Keratin Treatment) during pregnancy. Safety data may be limited for this use case.
Je Formaldehyde (Keratin Treatment) banned in the EU?
Regulatory Status score: 48/100. May have restrictions in some markets. Check EU CosIng database.
Je Formaldehyde (Keratin Treatment) comedogenic?
Comedogenicity depends on concentration and formulation. Check the product's full ingredient list and your skin type for the best assessment.
What are the side effects of Formaldehyde (Keratin Treatment) on skin?
Skin Safety score: 48/100. Side effects including irritation and sensitivity have been reported.
How does Formaldehyde (Keratin Treatment) compare to similar cosmetic ingredients?
Formaldehyde (Keratin Treatment) has a safety score of 48.2/100. Compare with similar ingredients below.
Similar Cosmetic Ingredients
Jak jsme vypočítali toto skóre
Formaldehyde (Keratin Treatment)'s safety score of 48.2/100 (D) is based on analysis of published toxicology data, regulatory filings, clinical studies, and adverse event reports. Skóre odráží 5 health-specific dimenzích: Restrictions (48/100, Banned or restricted in some jurisdictions), Data Pending (48/100, ), Data Pending (48/100, ), Data Pending (48/100, ), Data Pending (48/100, ).
Nerq indexes over 7.5 million entities across 26 registries, enabling direct cross-category comparison. Scores are updated as new safety data becomes available.
Kompletní dokumentace metodologie · Strojově čitelná data (JSON API)
Naposledy aktualizováno: June 06, 2026 · Data sources: FDA, EU-CosIng, EWG, SCCS, INCI
This page is for informational purposes only and does not constitute medical, nutritional, or dermatological advice.
Always consult a qualified professional before making health-related decisions.
Data pocházejí z FDA, EFSA, NIH, and peer-reviewed research.
Úplné zdravotní prohlášení.