Babassuamidopropylamine Oxide: What Is It, Cosmetic Uses, Benefits & Side Effects

Curious about this ingredient? In this article we're explaining exactly what it is and why it's used within cosmetic formulations.
Updated on: June 23, 2025
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All information on this page is verified using publicly available nomenclature standards and reference materials from The Personal Care Products Council (PCPC) and the European Commission's CosIng database. Our analyses are based on technical data from these sources to ensure accuracy and reliability.

What Is Babassuamidopropylamine Oxide?

Babassuamidopropylamine Oxide is a mild surfactant made from babassu oil, the non-greasy oil pressed from the seeds of the Brazilian babassu palm. Chemists first modified the fatty acids of this oil into an amide linked to a small section of propylamine, then added oxygen to create the amine oxide group that gives the ingredient its cleaning power. Interest in plant based surfactants grew in the late twentieth century as brands looked for gentle options to replace harsher sulfates, and this babassu-derived version followed the success of better known coconut based counterparts.

The production process starts with refining babassu oil, converting its fatty acids into babassu fatty acid chloride, reacting that with dimethyl-1,3-propylenediamine to form the amidopropylamine, then carefully oxidizing the tertiary amine with hydrogen peroxide. The result is an amphoteric molecule that is compatible with both anionic and cationic ingredients, giving formulators a flexible tool for gentle yet effective cleansing.

You will most often spot Babassuamidopropylamine Oxide in shampoos, body washes, facial cleansers, micellar waters, bubble baths, hand soaps, baby washes and even some makeup removers. Its mildness makes it useful in products marketed for sensitive skin and daily use.

Babassuamidopropylamine Oxide’s Cosmetic Benefits/Uses

In a formula this multitasker supports both performance and sensory qualities through several key actions:

  • Cleansing: Its amphoteric nature lifts away dirt oil and product buildup without stripping the skin or hair of natural moisture
  • Foaming: It helps create a creamy stable lather, a feature consumers associate with effective cleansing and rinse-off ease
  • Hair Conditioning: The positive charge it takes on in water allows it to deposit lightly on hair fibers, leaving strands softer and easier to detangle
  • Hydrotrope: It can improve the solubility of other ingredients, letting formulators use higher levels of oils or fragrances while keeping the product clear and uniform

Who Can Use Babassuamidopropylamine Oxide

This gentle surfactant is generally well tolerated by all skin types including dry, normal, combination, oily and even sensitive skin because it cleans without stripping away the natural lipid layer. Those with very reactive or allergy-prone skin should still review the full ingredient list of any product to rule out other triggers.

Babassu oil is plant derived so the amine oxide produced from it is suitable for vegans and vegetarians. No animal-derived raw materials or by-products are involved in its standard manufacturing process.

Available safety data show no specific risks for women who are pregnant or breastfeeding when the ingredient is used at the low concentrations found in rinse-off cosmetics. This is not medical advice and anyone who is expecting or nursing should discuss all personal care products with a healthcare provider to be on the safe side.

The ingredient does not make skin or hair more sensitive to sunlight, so it is not considered photosensitising. It is also non-comedogenic, fragrance free and compatible with most other cosmetic ingredients, which further broadens its suitability for daily use.

Potential Side Effects/Adverse Reactions

Side effects and reactions to the topical application of Babassuamidopropylamine Oxide can vary from person to person. The points below outline potential issues yet these outcomes are uncommon when the ingredient is included at the levels typical for cosmetic products formulated by reputable brands.

  • Mild eye irritation if product enters the eyes during use
  • Transient skin redness or stinging in individuals with highly sensitive skin
  • Allergic contact dermatitis in rare cases of specific ingredient allergy
  • Scalp dryness or itch when used in very high concentrations or with prolonged contact

If any discomfort or visible irritation occurs stop using the product and consult a healthcare professional.

Comedogenic Rating

Rating: 0 / 5

Babassuamidopropylamine Oxide is water soluble and primarily used in rinse-off products so it does not linger on skin or build up inside pores. It also lacks heavy oils or waxes that typically contribute to clogging. For these reasons formulators and dermatology references classify it as non-comedogenic.

This makes the ingredient suitable for people prone to acne or breakouts.

Because it is amphoteric it can even help remove residues left by more occlusive ingredients which indirectly supports clearer skin.

Summary

Babassuamidopropylamine Oxide is valued for gentle yet effective cleansing, rich stable foam, a light conditioning touch on hair and its ability to keep oils and fragrances evenly dispersed. It delivers these perks through its amphoteric structure that attracts both water and oil allowing it to lift grime while staying mild.

The ingredient is not as famous as coconut-based surfactants but its plant origin and softness have earned it a steady spot in modern shampoos face washes and baby baths especially in lines that highlight botanicals.

Current safety data rate it as low risk across skin types with only rare irritation. Still it is wise to patch test any new product since overall formula blends can vary.

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