Lysine Babassuate: 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: July 1, 2025
Share:
Inside this article:

We verify all information on this page using publicly available nomenclature standards from The Personal Care Products Council (PCPC), the European Commission's CosIng database and documentation provided directly by ingredient manufacturers. Our analysis is based on technical data from these sources to ensure accuracy and reliability.

What Is Lysine Babassuate?

Lysine Babassuate is a salt created when the essential amino acid lysine chemically bonds with babassu acid, a fatty acid blend derived from the oil of the babassu palm native to Brazil. This union produces a molecule that carries qualities from both components: lysine contributes water-friendly properties while babassu acid offers a gentle lipid backbone. Although the pairing is relatively new in the personal care space, chemists have long used amino acid–fatty acid salts to create mild surfactants. As interest in plant-based cleansers grew in the past decade formulators began experimenting with babassu oil, prized for its light feel and sustainable harvest. By neutralizing babassu acid with lysine, they obtained a biodegradable cleansing agent that is milder than traditional sulfate surfactants.

Manufacturing starts with pressing babassu kernels to obtain the oil, then splitting the oil to isolate babassu fatty acids. These acids are reacted with lysine under controlled pH to form Lysine Babassuate, which is then purified and dried into a fine powder or flakes ready for use by cosmetic labs.

You will most often spot Lysine Babassuate in face cleansers, micellar waters, shampoo bars, hand washes and baby washes that advertise gentle or sulfate-free claims. It can also appear in makeup removers, exfoliating masks and solid cleansing sticks where formulators want effective yet skin-friendly foaming.

Lysine Babassuate’s Cosmetic Benefits/Uses

In formulas Lysine Babassuate serves a single purpose that delivers several practical advantages for both the product and the user.

Cleansing: As a mild surfactant it lowers the surface tension of water letting oils dirt and makeup lift away easily. Its amino acid component helps it rinse without leaving a tight or squeaky feel which is especially helpful for sensitive or dry skin. Because it is plant-derived and readily biodegradable it fits well into eco-minded and sulfate-free product lines while still providing a satisfying foam.

Who Can Use Lysine Babassuate

Lysine Babassuate is considered suitable for most skin types including normal oily dry combination and sensitive skin because it cleans without stripping skin oils or leaving residue. Those with known allergies to palm or babassu oil should proceed with caution since the fatty acid portion comes from the babassu nut.

The ingredient is made from plant sources and the lysine portion is typically produced by fermenting plant sugars so products that use it are generally acceptable for vegans and vegetarians. Check the finished formula to be sure no other animal derived materials are added.

No specific concerns have been reported for women who are pregnant or breastfeeding when using this cleansing agent in wash off products. This is not medical advice and anyone who is pregnant or nursing should review any skincare product with a qualified doctor before use to stay on the safe side.

Lysine Babassuate does not make skin more sensitive to sunlight and has no known interactions with common sunscreen filters or UV exposure.

Potential Side Effects/Adverse Reactions

Side effects from topical use of Lysine Babassuate can vary from person to person. The points below outline potential issues that could occur though most users will not experience them when the ingredient is properly formulated and used as directed.

  • Mild skin irritation such as redness itching or a stinging feel
  • Allergic reaction in people sensitive to babassu palm derivatives or amino acid surfactants
  • Eye discomfort if the cleanser accidentally enters the eyes
  • Temporary dryness or tightness if used in very high concentration or paired with other strong actives

If any unwanted effect develops stop using the product right away and seek advice from a healthcare professional if symptoms persist or worsen.

Comedogenic Rating

Rating: 1/5 Lysine Babassuate is water soluble and designed to rinse away cleanly, so it does not linger on skin or clog pores. While the babassu acid portion is fatty by nature, converting it into a salt with lysine drastically reduces any pore-blocking tendency. As a result it is generally suitable for people prone to acne or breakouts.

Because the ingredient is almost always used in wash-off cleansers its contact time with skin is short, which further lowers any comedogenic risk.

Summary

Lysine Babassuate is a plant-derived amino acid surfactant whose main job is gentle yet effective cleansing. The lysine half attracts water while the babassu half loosens oils and debris, letting grime rinse away without stripping the skin barrier or leaving a tight feel.

Although not as famous as sulfates or cocamidopropyl betaine it is gaining traction among formulators who want sulfate-free, biodegradable and skin-friendly options for face washes, shampoo bars, micellar waters and baby washes.

Current data and user experience point to a very low irritation and comedogenic profile when used as directed in rinse-off products. Still, skin can react differently to any ingredient, so doing a small patch test with any new product containing Lysine Babassuate is a smart precaution.

Was this article helpful?
More from Glooshi:
ADVERTISEMENT
Get all our top headlines in beauty.
Delivered right to your inbox each week. Zero spam, all goodness, opt-out at anytime.
This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
Get the latest beauty news, top product recommendations & brand-exclusive discount codes direct to your inbox.
Send good feedback:

All feedback is greatly appreciated, anonymous, and will be used to improve the quality of our articles.

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
Send bad feedback:

All feedback is greatly appreciated, anonymous, and will be used to improve the quality of our articles.

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
Search