Ingredient Directory
Low ConcernVegan

Silicone Quaternium-16

Quaternary silicone / Cationic conditioning silicone

Safety Notes

Cationic silicone that deposits from rinse-off; conditions hair; reduces static; substantive to hair from shampoo; excellent tolerability

Function & Common Use

Function

Hair Conditioning / Antistatic

Category

Silicone

Common In

Shampoos conditioners leave-in treatments

Origin

Synthetic (silicone-quat)

Concentration Limits

India (CDSCO)

No limit

EU Cosmetics Reg.

No limit

US FDA (21 CFR)

No specific 21 CFR cosmetic limit identified in source checked

Korea (MFDS)

No specific MFDS limit identified in source checked; verify if ingredient is used in a Korean functional cosmetic category

Pregnancy: No specific restriction identified in source checked; standard cosmetic use

Frequently Asked Questions

Is Silicone Quaternium-16 safe to use in skincare?

Silicone Quaternium-16 has a Low concern rating from The Clean Sheet. Cationic silicone that deposits from rinse-off; conditions hair; reduces static; substantive to hair from shampoo; excellent tolerability

Is Silicone Quaternium-16 allowed in India?

Silicone Quaternium-16 is currently classified as "Permitted" under Indian cosmetics regulations. No concentration limit is specified for India.

What is Silicone Quaternium-16 used for in cosmetics?

Silicone Quaternium-16 functions as: Hair Conditioning / Antistatic. It is commonly found in: Shampoos conditioners leave-in treatments.

TCS Assessment
Low Concern
Data Confidence
High
Based on peer-reviewed safety data, regulatory status, and expert review by The Clean Sheet panel.

Regulatory Status

India (CDSCO)
Permitted
EU
Permitted
US FDA
Permitted
Korea (MFDS)
Permitted
Australia (TGA)
Cosmetic ingredient; standard TGA cosmetic framework applies; no therapeutic goods listing required unless therapeutic claims are made
Canada (NHPID)
Not specifically listed as restricted cosmetic ingredient in NHPID source checked; standard Health Canada cosmetic notification applies

Identifiers

CASN/A
ECN/A

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