Cystine Bis-Pg-Propyl Silanetriol

Benefits
Hair ConditioningHair VolumizingHair Gloss

What is Cystine Bis-Pg-Propyl Silanetriol?

Cystine Bis-PG-Propyl Silanetriol is an organosilicon ingredient synthesized from the amino acid cystine combined with silanetriol via propylene glycol propyl linkers. This creates a water-soluble complex stable in cosmetic formulations. Primarily used in hair care products like conditioners and serums, it also features in skin moisturizers. It works by forming a lightweight film on hair shafts and skin surfaces while allowing partial penetration to deliver hydration and structural support. The silanol groups mimic silica networks, aiding moisture retention and flexibility. In hair products, it targets the cuticle to reduce friction and enhance resilience. For skin, it supports barrier function through conditioning effects, promoting a supple texture without greasiness.

Comedogenic Rating 0/5 Low risk of clogging pores
EWG Safety Rating 1 View on EWG →

Roles in Formulation

This ingredient serves the following purposes in cosmetic formulations:

Skin conditioning agent
Maintains skin softness, smoothness, and flexibility.

Benefits

Enhances hair conditioning for improved softness and detangling.

Supports hair volumizing to give strands a fuller look.

Promotes hair gloss for a natural shine.

Who It's For

A quick guide for who this ingredient may suit (and who should be cautious).

Who May Benefit Who Should Avoid
People with fine or flat hair needing volume.
Individuals allergic to amino acid derivatives.
Individuals with dry, brittle hair for better conditioning.
People sensitive to silanol compounds.
Those seeking smoother, shinier hair appearance.
Those preferring products without silicon-based ingredients.

Safety Notes

  • Considered low hazard with minimal irritation reports.
  • Non-comedogenic, unlikely to clog pores.

Frequently Asked Questions about Cystine Bis-Pg-Propyl Silanetriol

What does Cystine Bis-PG-Propyl Silanetriol do in products?

It conditions hair and skin by forming a protective, hydrating film.

Is it suitable for daily use?

Yes, its low hazard profile supports regular cosmetic application.

Can it benefit scalp health?

It aids conditioning effects that may improve scalp comfort.