Mauritia Flexuosa Seed Oil Polyglyceryl-6 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: 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 Mauritia Flexuosa Seed Oil Polyglyceryl-6 Esters?

Mauritia Flexuosa Seed Oil Polyglyceryl-6 Esters is a plant-based ingredient made by joining the rich seed oil of the buriti palm (Mauritia flexuosa) with polyglycerin-6, a chain of six glycerin units. The buriti palm grows in the wetlands of South America where its bright orange fruit has long been used for food, skin care and hair care. When the beauty industry noticed the oil’s high level of beta-carotene and fatty acids, suppliers began to refine and adapt it for modern formulas. Through a process called transesterification, chemists link the oil’s fatty acids to polyglycerin-6, creating a smooth, water-friendly liquid that can blend oil and water without extra surfactants.

The resulting material keeps the nourishing feel of the original oil but gains a lighter texture and better spreading power. You will find it in moisturizers, facial oils, lotions, balms, creamy cleansers, hair conditioners and makeup like foundations or tinted balms where a soft skin finish is desired.

Mauritia Flexuosa Seed Oil Polyglyceryl-6 Esters’s Cosmetic Benefits/Uses

This multitasker improves both the feel and stability of a formula.

  • Emollient: Softens and smooths the skin surface, helping to reduce dry, rough spots while giving products a silky glide
  • Emulsifying: Helps oil and water mix evenly so creams stay stable, resist separation and feel light rather than greasy

Who Can Use Mauritia Flexuosa Seed Oil Polyglyceryl-6 Esters

This ingredient is generally well suited to all skin types. Dry and mature skin benefit from its cushioning moisture while normal and combination skin enjoy its light, non-greasy slip. Even sensitive skin tends to tolerate it because it is free of common irritants, although those with very oily or acne-prone skin may want to watch how their skin responds to rich emollients in general.

Mauritia Flexuosa Seed Oil Polyglyceryl-6 Esters is plant derived and contains no animal by-products so it fits vegan and vegetarian lifestyles.

Pregnant or breastfeeding individuals can usually use products with this ingredient since it is a topical oil derivative with no known systemic effects. This is not medical advice and anyone who is pregnant or nursing should ask a physician before adding new skincare, just to be safe.

The ingredient does not make skin more sensitive to sunlight and there are no known interactions with sun exposure.

Potential Side Effects/Adverse Reactions

Reactions to the topical use of Mauritia Flexuosa Seed Oil Polyglyceryl-6 Esters differ from person to person. The points below outline potential side effects but most users will not experience these if the product has been formulated and stored correctly.

  • Mild skin irritation such as redness or itching in very sensitive individuals
  • Allergic contact dermatitis in the rare case of a specific allergy to buriti seed oil components
  • Clogged pores or small breakouts on skin that is already highly oily
  • Stinging or watering if the product accidentally gets into the eyes

If you experience any of these effects stop using the product and consult a healthcare professional or dermatologist.

Comedogenic Rating

Rating: 2 (low)

This score reflects the balance between the original buriti seed oil, which is rich in oleic and palmitic acids that can occasionally block pores, and the added polyglycerin-6 that makes the molecule more water friendly and less likely to sit heavily on the skin. Most people will not notice clogged pores from this ingredient, though those with very oily skin should keep an eye on how their skin reacts.

Overall, Mauritia Flexuosa Seed Oil Polyglyceryl-6 Esters is generally fine for acne-prone users but it is not completely risk free for those who break out easily.

Formulation matters too: when used at lower levels in light creams or lotions the chance of congestion drops even more while thick balms that rely on higher amounts may feel heavier.

Summary

Mauritia Flexuosa Seed Oil Polyglyceryl-6 Esters works as a two-in-one helper. As an emollient it fills in tiny surface gaps to leave skin soft and smooth, and as a natural-leaning emulsifier it lets water and oil stay mixed so products stay creamy and spread well. It does both jobs thanks to its split personality: the buriti-derived fatty side loves oil while the polyglycerin side loves water, letting it nestle between the two.

The ingredient is still a bit of an insider choice rather than a household name, but its plant origin and pleasing texture are making it pop up more in mid-range and indie formulas.

Safety wise it is considered low risk with only rare reports of irritation or sensitivity. Like any new cosmetic though, it is smart to run a quick patch test when you try a product containing this ingredient just to make sure your skin agrees with it.

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