FAQ(Frequently Asked Questions)
1. What is Stearamidopropyl Dimethylamine?
Stearamidopropyl Dimethylamine is a conditioning agent and mild surfactant used in personal care products, especially in hair care formulations. It is derived from stearic acid (a fatty acid from vegetable oils or animal fats) and helps improve hair smoothness, manageability, and detangling
2. What is the CAS number and INCI name of Stearamidopropyl Dimethylamine?
CAS Number: 7651-02-7
INCI Name: Stearamidopropyl Dimethylamine
3. What are the benefits of Stearamidopropyl Dimethylamine in hair care?
Acts as a cationic surfactant – Helps condition and detangle hair
Reduces frizz – Enhances smoothness and makes hair more manageable
Non-greasy feel – Conditions without leaving hair heavy or oily
Helps balance pH – Works well in slightly acidic formulations to neutralize hair damage
4. In which types of personal care products is Stearamidopropyl Dimethylamine used?
It is commonly found in:
Conditioners and hair masks
Shampoos for dry and frizzy hair
Leave-in treatments for detangling and softness
Co-washes for gentle cleansing and conditioning
5. How does Stearamidopropyl Dimethylamine work in hair care formulations?
This ingredient is a positively charged (cationic) surfactant, which means it binds to the negatively charged hair cuticle. This helps smooth the cuticle, reducing static and frizz while improving overall hair texture.
6. Is Stearamidopropyl Dimethylamine safe for use in cosmetics?
Yes, it is considered safe for use when formulated correctly. It is a milder alternative to traditional silicones and conditioning agents, making it suitable for most hair types. However, proper pH adjustment is necessary to maximize its effectiveness and avoid buildup.
7. Is Stearamidopropyl Dimethylamine suitable for all hair types?
Yes! It is especially beneficial for:
Curly and frizzy hair – Helps control flyaways and adds definition
Dry and damaged hair – Provides hydration and conditioning
Fine hair – Lightweight conditioning without heaviness
8. What is the recommended usage level of Stearamidopropyl Dimethylamine in formulations?
It is typically used at 0.5% to 5% in hair care formulations, depending on the product type and desired conditioning effect.
9. Is Stearamidopropyl Dimethylamine natural or synthetic?
It is a naturally derived ingredient made from stearic acid, which comes from plant-based oils or animal fats. However, its final form is chemically processed to improve its performance in formulations.
10. Can Stearamidopropyl Dimethylamine replace silicones in hair care?
Yes! It is often used as a silicone alternative because it provides similar conditioning benefits without buildup, making it a preferred choice for lightweight, sulfate-free, and natural hair care formulations.