8-Hydroxyquinoline Sulfate

8-Hydroxyquinoline Sulfate molecular structurePubChem

adults • Skin contact product

Check for Different Age (6 available)

Is this safe for adults to use 8 Hydroxyquinoline Sulfate?

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USE WITH CAUTION
Danger Score: 5 (Lower is safer)
Quick Answer: 8 Hydroxyquinoline Sulfate use with caution for adults when used in topical products. Adults generally have higher tolerance.

ℹ️General Overview

For adults: this ingredient can be used in some skin products but authorities limit how it may be used. It is usually okay in low amounts or in products you rinse off, but there is not enough clear data for long‑term leave-on use.

✅What to Do

If you are an adult using a product with this ingredient, prefer rinse-off products (like washes) over leave-on creams. If you must use a leave-on product that lists this ingredient, use it only as directed, do a small patch test first, and stop use if you get redness, itching, or a rash. If you are pregnant, planning pregnancy, or breastfeeding, avoid products with this ingredient until you check with your healthcare provider.

⚠️Warnings

Regulatory bodies have limited or restricted its use (Health Canada, EU cosmetic rules) and one agency has raised possible reproductive or developmental concerns (European Chemicals Agency). There is also limited evidence of skin reactions (ECHA) and a noted lack of safety data for products left on the skin (Cosmetic Ingredient Review). Do not ingest (prohibited in food by the U.S. FDA). Watch for skin irritation, and seek medical advice if you are pregnant or have concerns.

Confidence: MEDIUM

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Safety Risk Labels

This ingredient has the following documented risks:

Fertility: A European chemical agency (ECHA) flagged this ingredient as a possible human reproductive or developmental toxin. That means it may harm future fertility or other reproductive health if people are exposed.
Brain Development: The same European agency (ECHA) identified possible developmental harm. Developmental toxicity can include effects on early growth, including the brain, so this is a real concern for young children.
Banned: Health Canada and EU cosmetics rules put limits or bans on its use in cosmetics, industry reviewers note strict concentration limits, and the FDA prohibits it in food. Multiple agencies restrict or disallow this ingredient in some uses.
Absorbed: EU workplace hazard rules set low allowed exposures and hazard labels for workers, which shows the chemical can be harmful with contact and may get into the body during handling.

Tap or hover over labels to see detailed risk information.

Alternative Names for 8-Hydroxyquinoline Sulfate

This ingredient may also be listed as:

8-hydroxyquinoline sulfateHYDROXY-8-QUINOLINIUM SULFATE8-QUINOLINOL, SULFATE (2:1)(SALT)SULFATE (2:1)(SALT) 8-QUINOLINOL8-QUINOLINOL SULFATE8-QUINOLINOL, HYDROGEN SULFATE (2:1)8-HYDROXY-CHINOLIN-SULFATOXYQUINOLINE SULFATE [USAN:NF]BIS(8-HYDROXYQUINOLINIUM) SULFATEMCULE-3699419571ST50826710

Always check ingredient labels carefully, as ingredients may be listed under different names.

Products Containing 8-Hydroxyquinoline Sulfate

This ingredient is found in the following products:

This list shows products that contain 8-Hydroxyquinoline Sulfate or its alternative names.

Common Questions About 8-Hydroxyquinoline Sulfate

Is this safe for adults to use 8-Hydroxyquinoline Sulfate?

Use caution with 8-Hydroxyquinoline Sulfate for adults. Some safety concerns have been identified.

What are the fertility risks of 8-Hydroxyquinoline Sulfate for adults?

Some studies link this to future fertility or reproductive issues.

What are the brain development risks of 8-Hydroxyquinoline Sulfate for adults?

Possible effects on early brain growth and mental development.

What are the banned risks of 8-Hydroxyquinoline Sulfate for adults?

Banned or heavily restricted in one or more countries.

What are the absorbed risks of 8-Hydroxyquinoline Sulfate for adults?

Can be absorbed through the skin and get into the bloodstream.

What products contain 8-Hydroxyquinoline Sulfate?

8-Hydroxyquinoline Sulfate is commonly found in skincare products, cosmetics, and topical applications. Always check ingredient labels before use.

When can adults using products with 8-Hydroxyquinoline Sulfate?

The appropriate age depends on the specific ingredient properties and concentration. This analysis is for adults. Use the age selector above to check other ages.

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