Pentaerythrityl Adipate/Caprate/Caprylate/Heptanoate

What is Pentaerythrityl Adipate/Caprate/Caprylate/Heptanoate?

Pentaerythrityl Adipate/Caprate/Caprylate/Heptanoate is a synthetic polyester formed by esterifying pentaerythritol, a sugar alcohol, with a mixture of adipic, capric, caprylic, and heptanoic acids. Commonly found in moisturizers, lotions, sunscreens, and color cosmetics, it serves multiple roles in formulations. As an emollient, it creates a non-greasy barrier that smooths skin texture and minimizes water loss. Its viscosity-controlling properties allow it to thicken or thin products for optimal consistency, improving spreadability and stability in emulsions. This multifunctional ingredient provides lightweight conditioning, making it suitable for daily skincare and makeup products where smooth application and comfortable wear are desired.

Comedogenic Rating 0/5 Low risk of clogging pores
EWG Safety Rating 1 View on EWG →
PubChem View on PubChem →

Roles in Formulation

This ingredient serves the following purposes in cosmetic formulations:

Skin conditioning agent
Maintains skin softness, smoothness, and flexibility.
Viscosity controlling agent
Adjusts thickness to the desired level for stability and usability, improving dispensing, suspension, and texture across many formulation types.
Emollient
Softens and smooths skin by filling in surface roughness and improving slip; can also help reduce moisture loss when paired with occlusives and film formers.

Benefits

Provides lightweight softening and smoothing for skin comfort.

Improves product flow and texture for easier application.

Supports skin barrier by helping retain moisture without heaviness.

Who It's For

A quick guide for who this ingredient may suit (and who should be cautious).

Who May Benefit Who Should Avoid
Individuals with dry or rough skin seeking gentle conditioning.
Those with rare allergies to fatty acid esters.
Users of lotions and creams wanting better spreadability.
People preferring only plant-derived emollients.
People applying makeup or sunscreens for smoother blending.
Individuals sensitive to synthetic cosmetic esters.

Safety Notes

  • Considered low hazard in cosmetic concentrations.
  • Non-comedogenic, unlikely to clog pores.

Frequently Asked Questions about Pentaerythrityl Adipate/Caprate/Caprylate/Heptanoate

What does this ingredient do in skincare?

It acts as an emollient to soften skin and a viscosity controller to improve product texture and stability.

Is it safe for sensitive skin?

It poses low irritation risk based on safety assessments for cosmetics.

Does it clog pores?

No, it carries a non-comedogenic rating of zero.