✦ White waxy fatty alcohol derived from vegetable sources, supplied as flakes or pellets
✦ Thickens and stabilizes both oil-in-water and water-in-oil emulsions at 1 to 5% usage
✦ Conditions and softens skin with a non-greasy, silky after-feel
✦ Outstanding hair conditioning agent that reduces frizz and improves detangling
✦ Functions as an opacifier in shampoos and rinse-off cleansing products
✦ Plant-derived and vegan-friendly; compatible with a wide range of cosmetic systems
✦ Stable across a broad pH range of 3 to 10, suitable for diverse formulation types

Cetyl Alcohol is a long-chain fatty alcohol with 16 carbon atoms, derived primarily from vegetable sources such as coconut oil and palm oil. First isolated in 1817 by French chemist Michel Chevreul from sperm whale oil, modern cetyl alcohol is entirely plant-based and has been a foundational raw material in cosmetic manufacturing for over a century. It appears as white waxy flakes and is a standard ingredient in creams, lotions, conditioners, and hair masks worldwide.

What distinguishes cetyl alcohol from other thickeners is its ability to co-crystallize with emulsifiers upon cooling, forming a stable gel network that gives emulsions their characteristic body and creamy texture. This behavior, known as co-emulsification, produces a smooth, non-occlusive skin feel while significantly enhancing product stability and sensory performance. In haircare, cetyl alcohol interacts with cationic emulsifiers to coat hair fibers, reducing friction and improving manageability in both rinse-out and leave-in conditioning systems.

Bio Shop Pakistan supplies cosmetic-grade cetyl alcohol suitable for DIY beauty formulators, professional cosmetic manufacturers, soap makers, and haircare product developers.

INCI Name : Cetyl Alcohol
Chemical Name : 1-Hexadecanol
CAS Number : 36653-82-4
Molecular Formula : C16H34O
Appearance : White waxy flakes or pellets
Odor : Faint, characteristic waxy odor
pH (1% solution) : Not Applicable (insoluble in water)
Solubility : Insoluble in water; soluble in ethanol, fats, and fixed oils
Specific Gravity : 0.811 – 0.822 at 60°C
Flash Point : 155°C (311°F)
HLB Value : Not Applicable (used as co-emulsifier and texture builder, not a standalone emulsifier)
Recommended Use Level : 1–5% in skin emulsions; 2–25% in hair conditioners
Type : Fatty Alcohol — Emollient, Thickener, Emulsion Stabilizer
Shelf Life : 2–3 years when stored in cool, dry conditions

Skincare (Creams, Serums, Lotions) ★★★★★
Essential thickener and texture builder for face creams, body lotions, and lightweight facial emulsions. Use at 1 to 5% in the heated oil phase to build viscosity and deliver a smooth, non-greasy skin feel.

Haircare (Shampoo, Conditioner, Masks) ★★★★★
Outstanding conditioning and detangling agent in rinse-out conditioners, hair masks, and leave-in treatments. Use at 2 to 6% in standard conditioners and up to 25% in intensive deep conditioning masks.

Soap Making (Cold Process, Melt and Pour) ★★★☆☆
Suitable in melt and pour soap bases to add creaminess and improve bar feel. Use at 1 to 3% in cold process soap as higher concentrations may reduce lather quality.

Body Care (Scrubs, Butters, Balms) ★★★★☆
Adds structure and a velvety finish to anhydrous body butters, balms, and lotion bars. Use at 2 to 5% to reduce greasiness and improve product payoff.

Functional Cosmetics (Deodorants, Sunscreen, Baby Care) ★★★★☆
Provides stable, smooth texture in stick deodorants and emulsion sunscreens. Use at 2 to 5% in deodorant sticks and 1 to 3% in gentle baby lotions for soft, light conditioning.

As a formulator, I use cetyl alcohol in nearly every emulsion I develop. It is not simply a thickener — it is a texture architect. The way cetyl alcohol co-crystallizes with emulsifiers like BTMS-50 or Cetearyl Glucoside during cooling creates a body and slip in conditioners that no synthetic polymer can replicate. In skin creams, adding just 2 to 3% transforms a thin, unstable lotion into a luxuriously spreadable formula with genuine product structure and sensory elegance.

ADVANCED TIP: For a high-performance conditioning hair mask, combine cetyl alcohol at 6% with BTMS-50 at 4% in the hot oil phase. Heat both to 75°C until fully melted, then emulsify with your water phase brought to the same temperature. The resulting crystalline emulsion matrix measurably reduces comb-force and delivers exceptional detangling even at cool rinse temperatures. Adding panthenol at 2% during the cool-down phase completes a professional salon-quality result.

Normal Skin : ★★★★★ — Ideal across all normal skin formulations; delivers smooth texture and light conditioning without any adverse effects.
Dry Skin : ★★★★☆ — Contributes emolliency and helps reduce transepidermal water loss when paired with occlusives and humectants.
Oily Skin : ★★★☆☆ — Suitable at 1 to 2% but may feel slightly heavy in higher-concentration formulations intended for oily skin types.
Combination : ★★★★☆ — Works well in balanced lightweight emulsions designed to address both dry and oily zones simultaneously.
Sensitive Skin : ★★★☆☆ — Generally well-tolerated but rare contact sensitization has been reported; patch testing is always recommended.
Mature Skin : ★★★★★ — Supports skin softness and barrier reinforcement, making it highly valuable in nourishing anti-aging formulations.
Acne-Prone : ★★★☆☆ — Non-comedogenic at low usage levels but high-concentration fatty alcohol formulations may not suit very acne-prone skin.

CONCEPT 1: Hydrating Daily Face Cream
Usage Level : 3%
Key Ingredients: Cetearyl Glucoside, Sweet Almond Oil, Glycerin, Allantoin
Result : A lightweight, non-greasy day cream with a smooth skin feel and sustained hydration suitable for everyday use.

CONCEPT 2: Detangling Rinse-Out Conditioner
Usage Level : 5%
Key Ingredients: BTMS-50, Argan Oil, Panthenol, Hydrolyzed Keratin
Result : A rich, creamy conditioner that detangles effortlessly, reduces frizz, and leaves hair silky and manageable after rinsing.

CONCEPT 3: Nourishing Body Butter Balm
Usage Level : 4%
Key Ingredients: Shea Butter, Mango Butter, Jojoba Oil, Vitamin E
Result : A semi-solid anhydrous balm that melts on contact with skin, delivering deep moisture and a velvety, non-sticky finish.

INCI Declared : Yes — required on product labels in EU above 1% concentration
EU Cosmetics Reg : Permitted — not listed in Annexes II, III, IV, or V; no usage restrictions in cosmetic formulations
Rinse-Off Limit : No limit established
Leave-On Limit : No limit established
Allergen Alert : Yes — cetyl alcohol is a recognized potential contact allergen for individuals with existing fatty alcohol sensitivity or contact dermatitis
Skin Safety : Safe at recommended levels; patch test advised for sensitive skin and known fatty alcohol sensitivities
Eye Area Use : Use with caution — avoid direct contact with eyes; not recommended for leave-on eye-area products
Ingestion : Not for internal use
Pregnancy Use : Safe for topical cosmetic use at standard formulation levels
Child Safety : Safe in properly formulated products for children above 3 years of age
Ventilation : Not required under normal handling and formulation conditions
Storage : Cool, dry place below 25°C; protect from moisture and direct heat sources
Container : HDPE or glass preferred; avoid reactive metals

⚠️ Cetyl alcohol and related fatty alcohols including cetearyl alcohol and stearyl alcohol are classified as potential contact allergens for individuals with established fatty alcohol contact dermatitis. Always recommend patch testing to end consumers, particularly for leave-on formulations at higher usage concentrations.

Working pH Range : 3 – 10
Heat Stability : Stable up to 200°C; add to heated oil phase above 55°C for complete melting
Freeze-Thaw Stable : Yes
Emulsion Type : O/W and W/O
Emulsification Phase: Hot phase
Compatible With : Cationic and non-ionic emulsifiers, vegetable oils, fatty acids, waxes, silicones, butters
Incompatible With : Strong oxidizing agents; prolonged contact with reactive metals
Oxidation Risk : Low — Vitamin E at 0.5% can be added for formulation synergy and antioxidant support
Discoloration Risk : None under normal conditions; possible yellowing if exposed to temperatures above 200°C
Formulation Notes : Melt cetyl alcohol completely in the oil phase at 70 to 75°C. Always bring both oil and water phases to the same temperature before combining to ensure proper emulsification and correct crystal network development.

Q: Is cetyl alcohol drying like ethanol or isopropanol?
A: No — cetyl alcohol is a fatty alcohol, not a drying or astringent alcohol. It is a waxy solid that conditions, softens, and thickens cosmetic formulations. It is completely unrelated to simple chain alcohols and is considered a beneficial cosmetic ingredient by all major regulatory bodies.

Q: What is the correct usage level of cetyl alcohol in a face cream?
A: For face creams and light lotions, use cetyl alcohol at 1 to 3%. For richer body creams and intensive formulas, 3 to 5% is a standard range. Higher percentages increase viscosity and richness but may feel heavier on facial skin, so adjust based on desired texture.

Q: Can cetyl alcohol be used in cold process soap?
A: Cetyl alcohol can be incorporated into cold process soap at 1 to 3% to improve bar creaminess and skin feel after washing. It does not saponify and remains in the finished bar as a superfat component. Using more than 3% may reduce lather, so keep usage conservative.

Q: How does cetyl alcohol function in hair conditioners?
A: Cetyl alcohol co-crystallizes with cationic emulsifiers like BTMS during cooling, forming a gel matrix that coats hair fibers, reduces friction, and dramatically improves detangling. This mechanism is central to professional rinse-out conditioner formulation and is the primary reason cetyl alcohol is considered indispensable in haircare chemistry.

Q: How does cetyl alcohol compare to cetearyl alcohol?
A: Cetyl alcohol contains 16 carbon atoms and delivers a lighter, less waxy texture compared to stearyl alcohol at 18 carbons. Cetearyl alcohol is a blend of both and offers a balanced, versatile thickening base. Choose cetyl alcohol when you want a finer emulsion feel and lighter slip; choose cetearyl alcohol when a broader, more stable thickening foundation is needed across a wider variety of formulas.