All Ingredients
20

Methylchloroisothiazolinone

high

Quick verdict

High concern

Methylchloroisothiazolinone skin safety dashboard

Methylchloroisothiazolinone scores 20/100 across 1 product analyses. The most important acne and irritation checks are summarized first.

Comedogenic rating

5/5

High pore-clogging risk signal for acne-prone skin.

Fungal acne safe

No

Review the full formula before using on Malassezia-prone skin.

Pregnancy safe

Review

Ask a clinician before using during pregnancy or nursing.

Skin types to avoid

Acne-prone, Oily, Sensitive

Based on pore-clogging and irritation risk signals.

What is Methylchloroisothiazolinone and why is it used?

We're still generating a detailed description for Methylchloroisothiazolinone. Check back shortly - or scan a product containing this ingredient to speed things up.

Will Methylchloroisothiazolinone clog my pores? (Comedogenic Rating)

Comedogenic Risk: 5/5

Methylchloroisothiazolinone has an estimated comedogenic risk of 5/5 based on GlowLens ingredient scoring across 1 product analyses. A higher number means a stronger pore-clogging signal for acne-prone skin.

Known Side Effects and Allergies: is Methylchloroisothiazolinone toxic or safe?

high

Methylchloroisothiazolinone currently scores 20/100 with a high concern level. The main practical risk is skin irritation, sensitivity, or breakouts in formulas where this ingredient appears with other potentially irritating ingredients.

Is Methylchloroisothiazolinone safe for pregnancy?

While our analysis gives Methylchloroisothiazolinone a safety score of 20/100 with a high concern level, we recommend consulting your healthcare provider about any cosmetic ingredients during pregnancy or nursing. GlowLens provides general safety assessments - pregnancy-specific advice should come from your doctor or midwife.

Final Verdict: who should avoid Methylchloroisothiazolinone?

Acne-prone, oily, and sensitive skin types should be cautious with this ingredient.

1 products analyzed containing MethylchloroisothiazolinoneAnalyze a new product

Found in 1 Products

20

Power stick for her

high

A powerful preservative and known contact allergen that can cause significant skin sensitization in some individuals.

Showing all 1 of 1 products

Frequently Asked Questions

What is Methylchloroisothiazolinone and why is it used?
We're still generating a detailed description for Methylchloroisothiazolinone. Check back shortly - or scan a product containing this ingredient to speed things up. Across 1 products in our database, Methylchloroisothiazolinone appears in various formulations. Use our free skincare ingredient checker to see how it interacts with other ingredients in specific products.
Will Methylchloroisothiazolinone clog my pores? (Comedogenic Rating)
Methylchloroisothiazolinone has an estimated comedogenic risk of 5/5 based on GlowLens ingredient scoring across 1 product analyses. A higher number means a stronger pore-clogging signal for acne-prone skin.
Known Side Effects and Allergies: is Methylchloroisothiazolinone toxic or safe?
Methylchloroisothiazolinone currently scores 20/100 with a high concern level. The main practical risk is skin irritation, sensitivity, or breakouts in formulas where this ingredient appears with other potentially irritating ingredients.
Is Methylchloroisothiazolinone safe for pregnancy?
While our analysis gives Methylchloroisothiazolinone a safety score of 20/100 with a high concern level, we recommend consulting your healthcare provider about any cosmetic ingredients during pregnancy or nursing. GlowLens provides general safety assessments - pregnancy-specific advice should come from your doctor or midwife.
Final Verdict: who should avoid Methylchloroisothiazolinone?
Acne-prone, oily, and sensitive skin types should be cautious with this ingredient.