Cocamidopropyl Betaine (CAPB 35%)
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INCI Name:
Cocamidopropyl Betaine
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Molecular Formula:
C₁₉H₃₈N₂O₃ (typical structure)
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CAS Number:
61789-40-0
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Alternate Names:
- CAPB
- Coco Betaine 35%
- Cocamidopropyl Betaine 35%
- Amphoteric Surfactant
- Foam Booster
- Mild Cleansing Agent
Key Benefits:
- Provides gentle yet effective cleansing
- Enhances foam volume and stability
- Reduces irritation from primary surfactants
- Improves skin and hair feel after washing
- Increases viscosity in shampoo formulations
- Suitable for sulfate-free and mild cleansing systems
Benefits & Uses (Short):
- Used in shampoos, body washes, face washes, and hand washes
- Improves foam richness and creaminess
- Helps formulate mild cleansing products
- Common ingredient in baby care products
- Enhances conditioning and sensory properties
Recommended Usage Level:
- Shampoos: 3% – 15%
- Body Washes: 3% – 15%
- Face Washes: 2% – 10%
- Baby Shampoos: 2% – 8%
- Hand Washes: 3% – 12%
How It Works (Short):
- Functions as an amphoteric surfactant, carrying both positive and negative charges depending on pH
- Helps lift and remove dirt, oil, and impurities from skin and hair
- Boosts foam production while creating a richer and creamier lather
- Reduces harshness of surfactants such as SLES and SLS
- Improves viscosity and stability of cleansing formulations
- Leaves skin and hair feeling softer compared to formulations containing only primary surfactants
Olfactory Notes:
- Mild characteristic surfactant odor
- Slight fatty-coconut note
- Low odor in finished formulations
- Easily masked with fragrances
FAQs:
Q: What is Cocamidopropyl Betaine used for?
A: It is used as a mild surfactant, foam booster, and viscosity enhancer in personal care products.
Q: Is CAPB sulfate-free?
A: Yes, CAPB itself is sulfate-free and is commonly used in sulfate-free formulations.
Q: Why is CAPB added to shampoos?
A: It improves foam quality, reduces irritation, and enhances hair feel.
Q: Is Coco Betaine suitable for sensitive skin?
A: Yes, it is considered a mild surfactant and is widely used in gentle cleansing products.
Q: Can CAPB be used in baby products?
A: Yes, it is frequently used in baby shampoos and washes due to its mildness.
