Common Name(s): Butyrum,butyrum,dairy butter,milk fat complex
CAS Number: N/a
DESCRIPTION
What It Does: Provides short and medium-chain triglyceride emolliency, phospholipid barrier lipid supplementation, and fat-soluble vitamin a and d delivery from the complex natural dairy fat matrix.
Why It's Used: Butyrum is selected for its uniquely diverse dairy fat composition โ the broad chain-length distribution (c4โc18) provides both quick-penetrating short-chain and occlusive longer-chain emolliency simultaneously, with phospholipid and vitamin content delivering genuine skin nutrition beyond synthetic triglyceride blends.
How It Works: Butyrum: c4-c12 short-chain tg โ rapid sc penetration; c14-c18 tg โ occlusive film; phospholipids โ sc barrier lipid supplementation; beta-carotene + retinol โ vitamin a activity.
Typically Found In: Barrier repair,rich skin care,body care
TECHNICAL DETAILS
Primary Category: Active ingredient โ humectant
Secondary Functions: Moisture retention,hydration
Application Areas:
Facial Skincare
Body Care
Hair Care
Beard Care
Color Cosmetics (Makeup)
Dietary/Oral Supplements
Typical Concentration Range: 1%โ30%
SOURCING & ETHICS
Vegan Status: Conditional - supplier confirmation required
Halal Status: Conditional - basis not stated in source record; supplier origin confirmation required to determine what evidence applies
Source Notes: Plant-derived or fermentation-produced. [audit 2026-07-29 rev2: status downgraded on audit. determination requires shariah-panel sign-off.]
SKIN COMPATIBILITY
Irritancy Rating: 1/5 โ very low
Comedogenicity Rating: 0/5 โ non-comedogenic
Sensitivity Concerns: Non-irritating; suitable for sensitive skin.
Safe for Sensitive Skin: Yes
SAFETY & COMPATIBILITY
Safety Profile: Excellent safety profile. ewg score: 1.
Works Well With: Ceramides,emollients,occlusives,barrier actives
Avoid Combining With: No significant incompatibilities
SCIENTIFIC NOTE
Dairy butter requires allergen declaration in eu cosmetics โ the milk protein fraction (casein, whey) retained in butter requires labelling for milk-sensitive consumers.
Last Verified: 2026-03-22
Primary Sources: Cosing database,butyrum dairy butter milk fat cosmetic review