barrier

Shea Butter

INCI · Butyrospermum Parkii Butter · also Karite Butter, Shea Nut Butter

EWG safety

How it works

Shea butter is a fat extracted from the nut of the Vitellaria paradoxa (formerly Butyrospermum parkii) tree, composed largely of oleic and stearic fatty acids along with smaller amounts of linoleic acid. This composition makes it strongly emollient and mildly occlusive, forming a protective layer that slows transepidermal water loss and softens rough or flaking skin on contact. It also contains triterpenes and other plant compounds associated with anti-inflammatory activity in laboratory studies, along with small amounts of natural vitamin E that add mild antioxidant support.

The evidence

Research on shea butter supports its moisturizing and skin-barrier benefits, with studies showing improved hydration and reduced transepidermal water loss after regular application. Its anti-inflammatory triterpene content has been documented in laboratory and some clinical settings, lending support to traditional uses for soothing dry, irritated, or sun-exposed skin, including some studies examining its role in supporting skin elasticity during pregnancy. Evidence for anti-aging or scar-specific claims remains limited and largely anecdotal.

Suitability

  • Dry and very dry skin: a rich, effective emollient for daily use
  • Eczema-prone and sensitive skin: soothing with a low irritation profile
  • Not ideal as a leave-on facial product for oily or acne-prone skin due to its rich texture
  • Widely used in body creams, lip balms, and hair care for its occlusive properties

Concentration

Shea butter is typically used undiluted or as a primary base ingredient in balms and creams, with no established maximum safe percentage. Refined versus unrefined (raw) shea butter differ mainly in scent and retained plant compounds, not in core safety profile.

Conflicts & combinations

  • Pairs well with lighter humectants like glycerin to balance its rich texture
  • Often combined with ceramides in barrier-repair formulations
  • No known conflicts with acids, retinoids, or antioxidants
  • Best used sparingly on the face by those prone to clogged pores
Suitability
Suits skin type
dry oily combo sensitive acne prone mature normal
Targets
  • dryness
  • redness
Use caution with
  • acne
Concentration
Concentration0 – 100%
Effective from
Max safe
100%
Frequently asked
Does shea butter clog pores?

It has a moderate comedogenic rating and can contribute to breakouts in acne-prone skin, especially in rich, undiluted form.

Is shea butter good for eczema?

Yes, its emollient and anti-inflammatory properties make it a commonly recommended option for dry, eczema-prone skin.

Can shea butter be used on the face?

Yes for dry skin types, though oily and acne-prone individuals may prefer lighter alternatives.

Is raw shea butter better than refined?

Raw shea butter retains more plant compounds and scent, but refined shea butter has a similar core moisturizing profile with less odor.

Is shea butter safe during pregnancy?

Yes, topical shea butter is widely considered safe during pregnancy and is commonly used for belly and stretch mark care.

The evidence