Jojoba Wax Peg-120 Esters: 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 30, 2025
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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 Jojoba Wax Peg-120 Esters?

Jojoba Wax Peg-120 Esters is a specialty ingredient made by reacting natural jojoba wax with about 120 units of ethylene oxide, turning the buttery plant wax into a water-loving substance that behaves like a gentle surfactant. Jojoba wax itself comes from the seeds of the jojoba shrub native to desert regions of the United States and Mexico and rose to cosmetic fame in the 1970s when it became a sustainable stand-in for whale oil. Chemists soon discovered that tethering polyethylene glycol chains to jojoba acids and alcohols produced a material that could mix oil and water, lift away grime and rinse off cleanly. The process begins with pressing jojoba seeds for their waxy oil, splitting it into fatty acids and alcohols, then esterifying and finally ethoxylating them under controlled heat and pressure. The finished ingredient appears as a soft solid or thick liquid that dissolves readily in water-based formulas. You will spot Jojoba Wax Peg-120 Esters in facial cleansers, micellar waters, body washes, baby shampoos, exfoliating scrubs, makeup-removing wipes and any product that promises a mild yet effective cleanse.

Jojoba Wax Peg-120 Esters’s Cosmetic Benefits/Uses

Its primary role is cleansing. Jojoba Wax Peg-120 Esters acts as a mild surfactant that loosens dirt, sunscreen, excess oil and makeup so they can be rinsed away without stripping skin or hair. The jojoba backbone helps leave behind a soft conditioned feel while the high PEG content keeps formulas clear and easy to rinse, allowing brands to create sulfate-free washes that feel luxurious yet gentle enough for daily use.

Who Can Use Jojoba Wax Peg-120 Esters

Because it is a mild, water-soluble surfactant made from plant-based jojoba, Jojoba Wax Peg-120 Esters suits nearly every skin type including dry, normal, oily and combination. Its gentle nature and low likelihood of residue make it a welcome option for easily irritated or sensitive skin, though anyone with a known allergy to polyethylene glycol or jojoba derivatives should avoid it.

The ingredient is sourced entirely from plants and involves no animal-derived materials or by-products, so it aligns with vegan and vegetarian lifestyles.

No studies link topical Jojoba Wax Peg-120 Esters to problems during pregnancy or breastfeeding. Still, this is not medical advice and pregnant or nursing individuals should run any skincare product past a healthcare professional to be safe.

The molecule does not make skin more reactive to sunlight, so it is not considered photosensitising. Its rinse-off nature also means very little stays behind on the skin once the product is washed away.

Potential Side Effects/Adverse Reactions

Responses to any cosmetic ingredient can vary from person to person. The following list covers potential side effects of Jojoba Wax Peg-120 Esters, though they are uncommon when the ingredient is used correctly in well-formulated products.

  • Mild skin irritation or redness
  • Allergic contact dermatitis in individuals sensitive to polyethylene glycol or jojoba components
  • Dry or tight feeling if used too frequently on already dehydrated skin
  • Temporary eye stinging if cleanser accidentally enters the eyes

If you experience any of the above reactions stop using the product and seek guidance from a medical professional.

Comedogenic Rating

Rating: 1 out of 5. Jojoba Wax Peg-120 Esters is highly water soluble thanks to its long PEG chain so it rinses off easily and is far less likely to sit in pores compared with heavier oils or waxes. While the jojoba portion is naturally light and close to skin’s own sebum, the added ethoxylation further lowers any clogging potential. This makes it generally suitable for acne prone or breakout prone skin. Because it is most often used in wash-off formulas its time on the skin is short, which further reduces any risk of congestion.

No other red flags linked to breakouts have been reported in the scientific or product safety literature.

Summary

Jojoba Wax Peg-120 Esters is a plant-derived cleansing agent that lifts away dirt, makeup and excess oil without harshness. The jojoba part loves oil while the PEG part loves water, letting it form tiny bubbles that trap grime so it can be rinsed down the drain. This dual nature also leaves skin and hair feeling soft instead of stripped.

It is not as famous as coconut derived surfactants or traditional sulfates but formulators who want a gentle, vegan and sulfate-free option reach for it often, especially in premium facial cleansers and micellar waters.

Current safety data show it to be low risk for irritation, allergy or pore clogging when used as intended. Still, any new skincare product can surprise you, so do a quick patch test before fully adding it to your routine.

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