Astrocaryum murumuru seed butter
AKA: Murumuru Butter
Plant-Derived
Emollient
Skin Conditioner
Amazonian Oil
Clean
Astrocaryum Murumuru Seed Butter is the oily fat obtained from the seeds of Astrocaryum murumuru, Arecaceae
Effective at 5.0%
Family
Arecaceae (Palm family)
Plant Part
Seed
Lifeform
Shrub or tree
Climate
Wet tropical
CAS #
356065-49-1, 906350-19-4
Form
Wax
Functions
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Locks In Moisture
Traditional Use
Extracted from the murumuru palm native to the Amazon, traditionally used by indigenous Amazonian peoples as a moisturizing and protective skin treatment and hair conditioning agent.
EWG
1
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
ewg-1
medical-approval
pregnancy-nursing-safe
all-shades-safe
Concentration Guide
1e-05%
10.0%
0%100%
Reported use
CIR reported use: 0.00001-5 | 0.002-1 | 0.001-10 | 0.001-7
Regulatory Agencies
Skin Types
●all-skin-types, gentle
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: Kew POWO · CosIng · EWG · CIR