Cosmetic Ingredients Library

Heating can temporarily dissolve more than will remain dissolved after cooling. Recrystallisation may create grittiness even when the hot batch looked clear.

Glycerin, panthenol and suitable emollients in comfort-focused products.

The cited juice contains sodium benzoate, sodium sulfite, potassium sorbate and citric acid. Its own preservation does not automatically protect a diluted or reformulated product.

Glycerin, compatible gel formers and panthenol.

Check oxidation specifications and batch odour. Use origin and processing claims only when supported by the actual supplier grade; not all argan oils are unrefined.

Hemisqualane in hair oils; tocopherol in a tested antioxidant system.

Highly sensitive to electrolytes. Sodium lactate, mineral salts and some protein extracts can cause viscosity loss. Do not assume a successful plain gel will tolerate added actives.

Glycerin and low-salt actives; modest compatible oil loads.

Monitor colour and active stability, and use suitable protective packaging. pH, oxygen and trace metals matter. Avoid benzoate-preserved systems without specialist compatibility assessment.

Ferulic acid in a designed solvent system; compatible chelation and humectants.

Trace iron or copper can cause colour changes; compatible chelation may help. Use protective packaging and assess oxidation. Do not equate bakuchiol with retinol or substitute crude seed oil.

Squalane, triglycerides and a compatible chelator in emulsions.

Beeswax is not a complete stand-alone emulsifier for an ordinary water-and-oil cream. It is animal-derived and may add drag at higher concentrations.

Castor oil and cocoa butter in balms; an actual emulsifier in creams.

It needs proper incorporation into an oil phase, emulsion or verified solubilising system. Simply adding it to a water serum will not create an even distribution.

Squalane, light triglycerides and panthenol in a complete emulsion.

Assess odour and colour in the final product. Although it can provide silicone-like slip in some blends, it is not chemically or functionally identical to dimethicone.

Hemisqualane for lighter hair oils; BTMS systems in conditioners.

Cationic ingredients can interact with anionic surfactants and polymers. BTMS-25 and BTMS-50 are not equal-strength substitutes; the carriers may differ as well.

Cetyl alcohol, suitable oils and compatible hair-conditioning ingredients.

Do not assume an ingredient that disperses in a glycol has dissolved. Precipitation may appear after dilution or cold storage. Count glycol already present in extracts.

Glycerin, sodium hyaluronate and water-soluble botanical extracts.

Solvent suitability is ingredient-specific. A pigment dispersion requires sufficient wetting, mixing and stability work; simply stirring a powder into an ester may not be enough.

Caprylic/capric triglyceride, dimethicone and richer botanical oils.

High levels can make sticks brittle and increase drag. Substitution for beeswax requires a texture trial, not a simple equal-weight swap.

Castor oil, cocoa butter and liquid esters to balance hardness and glide.

CCT is not identical to whole coconut oil. The caprylic/capric ratio and grade affect feel. Oil-soluble powders still need a solubility check at storage temperature.

Squalane and botanical oils; an appropriate emulsifier when water is present.

High levels can feel sticky or heavy. Test pigment wetting and settling rather than treating oil wetting as solubility. Its viscosity affects filling and packaging.

Candelilla wax and cocoa butter in balms; lighter esters to reduce drag.

It is not interchangeable with unmodified guar or tara gum. Too much can affect clarity, foam and feel. Surfactant compatibility and deposition are formula-dependent.

Suitable shampoo surfactants and humectants in a tested blend.

Do not equate this diluted extract with isolated madecassoside or a standardised high-potency fraction. Include its glycerin and preservatives in the formulation accounting.

Panthenol, glycerin and compatible ceramide emulsions.

Five per cent of this blend is not 5% pure ceramides. The anionic carrier may conflict with cationic emulsions and can alter viscosity. Include its carrier and preservatives in the full declaration.

Non-ionic emulsion systems, glycerin and compatible emollients.

HLB is about 15.5 for the cited grade. It contributes emulsification but does not automatically deliver the desired viscosity or preservation.

Cetearyl alcohol and lipophilic co-emulsifiers; compatible conditioner systems.

It is a co-structurant rather than a complete emulsifier. Different cetyl/stearyl ratios can alter viscosity and waxiness, even at the same percentage.

Cationic conditioners, Olivem 1000 or glyceryl stearate-based emulsifiers.

Use restrictions depend on product type, function and combinations with related quaternaries. Check current market limits. Compatibility with anionic materials requires deliberate design rather than assumption.

Fatty alcohols and compatible non-ionic emulsifiers in rinse-off conditioners.

It supports structure but normally needs a primary emulsifier. Increasing it may add waxiness or drag; judge viscosity after the emulsion has fully cooled and matured.

Glyceryl stearate/PEG-100 stearate systems; BTMS in conditioners.

The botanical can contribute colour and odour. Assess the whole product’s tolerance and claims; a plant-derived ingredient is not automatically suitable for every user. Include carried preservatives.

Panthenol, glycerin and suitable water-phase ingredients.

A concentrated pH-adjusting stock is not its final dose in a cosmetic. Avoid chasing the target with alternating large acid/base additions, which increases salt content and may thin gels.

Sodium citrate in a designed buffer; compatible aqueous formulas.

A 10% addition of a 30% grade contributes about 3% active surfactant. Residual impurities and grade quality matter. Salt thickening has an optimum rather than increasing indefinitely.

Sodium cocoyl isethionate, glucosides and suitable conditioning polymers.

Measure active surfactant matter and assess foam, viscosity and clarity after pH adjustment. Glucoside systems may need a polymeric thickener rather than ordinary salt thickening.

Cocamidopropyl betaine, amino-acid surfactants and compatible thickeners.

Crystal formation influences brittleness, bloom and graininess. A butter that is firm at room temperature can soften substantially in hot transport conditions.

Shea butter, castor oil and candelilla wax for adjustable balm hardness.

Solubility during heating does not guarantee storage stability. Crystallisation and the orange colour can affect the finished product. A pre-solubilised grade has a different active concentration.

Suitable oil carriers, tocopherol and compatible emulsion systems.

Do not substitute a low-viscosity fluid or silicone emulsion by weight without checking composition. Test separation and the finished feel after repeated application.

Compatible esters and triglycerides; cationic conditioning systems in hair products.

Chelation is not standalone preservation. The additional electrolyte load may affect sensitive gels. Tetrasodium EDTA is a different salt with different pH effects.

Water-containing emulsions, preservative systems and oxidation-sensitive actives.

Assess cost, sensory contribution and evidence for the intended finished-product claims. A raw-material benefit does not itself demonstrate performance of a finished cream.

Panthenol, glycerin and sodium hyaluronate.

The trade description alone is not a full INCI. Check the supplier composition before substituting another wax. Increasing the level can make a cream waxier.

Plant oils, butters and glycerin; a small aqueous thickener if needed.

Control pH after all additions and check it during storage. Further fatty alcohol can increase body. Avoid untested combinations with anionic polymers or surfactants.

Cetyl or cetearyl alcohol and compatible emollients in hair conditioners.

A milky dispersion is not a clear solution. Watch for crystals after cold storage. Combining antioxidants can be useful, but any stability or efficacy claim needs formulation-specific support.

Ascorbic acid in a designed system; suitable glycols or other verified solvents.

Recheck pH after manufacture and during stability testing. Gluconolactone alone is not the same material as a gluconolactone/sodium benzoate preservation blend.

Glycerin, acid-tolerant rheology modifiers and a compatible buffer where needed.

A buffer may be needed, but its concentration must suit the complete formula and polymer tolerance. This blend is not pure gluconolactone and requires its own preservation validation.

A designed citrate buffer where needed; compatible humectants and emulsifiers.

Balance hydration against stickiness. Glycerin at normal cosmetic levels does not replace a preservative, and it will not make essential oils dissolve in water.

Panthenol and sodium PCA for hydration; oils and squalane for a softer after-feel.

This blend is not pure glyceryl stearate and should not be treated as such. It may need fatty alcohols or aqueous thickeners to achieve the desired body.

Cetyl alcohol, xanthan gum and a balanced oil blend.

The cited system is intended for oil phases up to about 25%. Its anionic character requires care with cationic conditioners; do not assume mutual compatibility.

Botanical oils, humectants and compatible non-ionic structure builders.

It can add brown colour and odour. The cited grade contains benzoate/sorbate preservatives. It is not equivalent to pure EGCG, a tea infusion or a dry extract.

Glycerin, niacinamide and compatible emulsion systems.

It can reduce the heavy feel of richer oils, but it is not a universal replacement for every silicone. Recheck viscosity, package compatibility and evaporation behaviour.

Squalane, dimethicone where compatible, and botanical oils.

Protein solids, molecular-weight profile and preservatives vary by supplier. The cited grade contains benzyl alcohol, potassium sorbate and sodium benzoate. Electrolytes may thin sensitive gels.

Panthenol and compatible conditioners or shampoo systems.

Too much heat or an unsuitable initial pH can promote lumps. Viscosity values for one HEC grade cannot be transferred to another without checking the specification.

Glycerin, suitable surfactants and compatible cationic systems after trials.

Hydration and thermal behaviour vary between grades. A polymer that looks dispersed may still be incompletely hydrated; recheck viscosity after equilibration.

Humectants and compatible surfactants; other polymers when a blended texture is needed.

Its solvent behaviour may affect packaging and other ingredients. Evaluate the intended skin feel and formula tolerance instead of applying universal pore-clogging scores.

Castor oil or butters to lighten feel; suitable oil-phase actives.

Clear and golden grades differ in colour and processing. Jojoba can cloud or solidify when cold, so assess the chosen grade in the intended storage conditions.

Squalane for lighter oils; shea butter and waxes in balms.

A 1% addition of a 90% raw material contributes about 0.9% lactic acid before neutralisation. Do not substitute a diluted grade without adjusting the batch calculation.

Compatible buffers, humectants and acid-tolerant thickeners.

This liquid is not a standardised pure glabridin or dipotassium glycyrrhizate ingredient. Avoid transferring evidence or use levels between these distinct materials.

Niacinamide, panthenol and water-compatible humectants.

Its electrolyte load can weaken salt-sensitive gels. Do not reuse a low-pH ascorbic-acid recipe by simply exchanging the vitamin C ingredient.

Compatible humectants, an appropriate emulsifier and salt-tolerant thickening.

Assess irritation potential, contact time, packaging and directions for the finished product. Do not use an ingredient range as a ready-made peel recipe.

Glycerin and an acid-tolerant thickener; a preservative validated at the final pH.

Changing the butter-to-liquid-oil ratio alters firmness and melting behaviour. Test the formula across likely storage temperatures rather than substituting butter one-for-one.

Caprylic/capric triglyceride, shea butter and waxes.

A stable oil does not make the entire formula oxidation-proof. Evaluate the blend, fragrance, package and storage conditions together.

Squalane, jojoba oil and richer butters.

Cooling and mixing affect the final texture. Do not assess the final viscosity while hot or assume every glucoside emulsifier is interchangeable.

Botanical oils, glycerin and additional fatty alcohol where needed.

The referenced grade is crustacean-derived and is not vegan. Other manufacturing routes exist; verify origin before making claims. High concentration can change clarity and colour.

Niacinamide in compatible systems; glycerin and panthenol.

Consider the entire formula’s heat and pH history rather than applying blanket ingredient incompatibility rules. More niacinamide does not automatically give a better-tolerated product.

N-acetyl glucosamine, glycerin and panthenol in appropriately designed formulas.

The cited oil-phase guide is around 25% maximum including emulsifier. A small amount of xanthan gum can improve stability. Confirm rub-out, viscosity and long-term separation.

Xanthan gum for aqueous support; cetyl or cetearyl alcohol for extra body.

Liquid panthenol may be supplied neat or diluted. Do not assume every liquid is a 75% solution. Count actual panthenol content before substituting grades.

Glycerin and sodium hyaluronate for skin; hydrolysed rice protein in hair care.

It is not a replacement for every primary foaming surfactant. The amount needed for clear solubilisation varies with the oil; some mixtures remain dispersions.

Water-phase humectants; primary surfactants in rinse-off cleansing products.

A percentage within a supplier range does not prove broad-spectrum protection. Confirm applicable permitted levels and demonstrate preservation effectiveness in the finished product and packaging.

A validated booster or antifungal partner; compatible chelation.

Do not treat all Optiphen-named products as equivalent. Preservation efficacy and any viscosity changes need testing in the actual formula. Observe market-specific limits for each active component.

Compatible emulsions, aqueous solvents and suitable chelation.

High levels of ethoxylated surfactants can reduce performance. Check total preservative content from all raw materials and validate the finished product by an appropriate preservation test.

Compatible chelators and formulation solvents such as propanediol.

Higher pH reduces the contribution of sorbic acid. Count all preservative actives across the formula and verify allowable levels. A blend name is not proof of adequate preservation.

Acid-compatible emulsions, humectants and suitable chelators.

Grades differ in polymer solids and viscosity. The reference contains sodium benzoate, which enters the finished formula. Compatibility with a surfactant class does not guarantee clarity in every blend.

Cocamidopropyl betaine and appropriate anionic shampoo surfactants.

There is no universal oil-to-solubiliser ratio. A clear mixture on day one may haze or separate later. Solubilising fragrance does not preserve the water phase.

Small fragrance loads; sorbitan esters in designed emulsifier blends.

A simple substitution for Polysorbate 20 may change clarity, feel and foam. Oxidation quality and interactions with preservatives can matter in long-term storage.

Sorbitan stearate in balanced emulsifiers; carrier oils in dispersible bath products.

A pH drift upwards can weaken effectiveness. Count sorbate from other raw materials and validate a complete preservation system against relevant organisms.

Sodium benzoate or another appropriate bacterial-control partner; compatible buffering.

Can support some preservation systems, but does not independently establish microbial protection. Increasing the solvent load can alter viscosity and preservative partitioning.

Glycerin for humectancy; compatible preservative blends for a complete tested system.

High solvent levels can change skin feel and tolerance. It is a different chemical from propanediol and should not be swapped without checking performance.

Ferulic acid in an appropriate solvent system; glycerin in hydration blends.

Protect from light and evaluate both chemical stability and particle formation. Loading a raw powder into a water serum without a suitable carrier may create uneven distribution.

Suitable glycols or other verified solvents; compatible antioxidant systems.

The referenced grade is dewaxed but not winterised and may become hazy in the cold. This can be a physical change rather than evidence of microbial spoilage.

Sunflower oil, light esters and tocopherol.

Confirm the botanical species and its precise INCI. Oxidation management matters; monitor odour and peroxide specification. Antioxidants do not replace antimicrobial preservation.

Squalane and jojoba oil; tocopherol or rosemary antioxidant extract.

Extract strength varies substantially between suppliers. Check colour and odour impact, and weigh accurately at low levels. It does not provide a water-containing product’s antimicrobial preservation.

Rosehip and other oxidation-prone oils; mixed tocopherols.

Its electrolyte tolerance is finite and formulation-dependent. As an anionic polymer it is generally unsuitable with cationic ingredients. Large oil loads need separate stability work.

Glycerin, selected acidic actives and compatible anionic or non-ionic cleansers.

Salts, cationics, solvents and the oil load can change performance. Process order matters; stabilising a small oil phase does not prove stability at a larger scale.

Non-ionic emulsifiers, suitable emollients and compatible humectants.

Poor cooling or temperature cycling can produce graininess. Check texture after storage, not just immediately after manufacture; assess pumpability for emulsions.

Liquid oils to soften texture; waxes or fatty alcohols to build structure.

Usually needs complementary antimicrobial coverage. Avoid combining with ascorbic-acid systems without specialist assessment. Count benzoate carried in extracts, polymers and other blends.

Potassium sorbate in a designed acidic system; compatible chelation.

Do not confuse sodium carbomer with an unneutralised carbomer grade. Electrolytes and cationic ingredients may destabilise the gel; check the final blend.

Low-electrolyte humectants and suitable non-ionic ingredients.

Simply adding citrate does not lock any formula at a fixed pH. Its electrolyte contribution can change viscosity, especially in salt-sensitive polymer gels.

Citric acid; selected gluconolactone-containing systems after compatibility work.

The supplier reports 29–34% dry extract; dry solids should not automatically be treated as an exact active-surfactant assay. Check the specification before calculating active matter.

Cocamidopropyl betaine, coco-glucoside and water-phase humectants.

Limited water solubility makes clear liquid cleansers difficult and can cause recrystallisation. Distinguish powder from noodles or blends with added fatty acids.

Cocamidopropyl betaine and suitable binders or fatty structurants in syndet bars.

Concentration and molecular weight strongly change stringiness and viscosity. A 1% stock solution is not the same as 1% dry powder; account for the stock’s water.

Glycerin, panthenol and niacinamide in compatible aqueous systems.

Its electrolyte load can thin salt-sensitive polymers, particularly Aristoflex AVC. Check viscosity after adding other salts and again after storage.

Glycerin and urea in body creams; electrolyte-tolerant rheology modifiers.

The grade contains a preservation system that must be included in the full ingredient accounting. Its 28–32% dry extract is not necessarily the precise active-surfactant percentage.

Amphoteric surfactants and compatible humectants; suitable shampoo-conditioning polymers.

Viscosity may continue changing for around 24 hours. The powder’s added weight includes non-active material, so do not assume a 100% active surfactant.

SCI in solid cleansers; amphoteric surfactants in suitable liquid blends.

A 2% addition of a 50% grade supplies 1% sodium PCA. The referenced solution is unpreserved; it does not preserve the final product.

Glycerin and panthenol; a salt-tolerant thickener where a gel texture is needed.

Recheck pH after adding it. Chelation behaviour and salt tolerance vary with the system. It cannot replace a complete antioxidant or antimicrobial preservation programme.

Botanical extracts, oxidation-sensitive actives and compatible preservatives.

Molecular weight and salt content affect texture. Evaluate pilling and tack in the finished product rather than assuming a higher concentration will feel better.

Sodium hyaluronate, glycerin and panthenol in hydration-focused products.

Calcium or magnesium ions may also precipitate it. Use suitable water quality and assess chelation. Published oil-loading examples are not universal guarantees for other oils.

Glycerin, a suitable chelator and compatible non-ionic surfactants.

It is not the same product as Olivem 1000. Water-in-oil formulas require appropriate phase ratios and mixing; an equal-weight substitution can reverse or break the system.

Compatible oils and waxes; a primary O/W emulsifier when used only as support.

Its HLB is approximately 4.7. Low HLB does not mean it will reliably stabilise every water-in-oil product on its own; process and phase ratio still matter.

Polysorbate 80 or another appropriate high-HLB emulsifier.

Squalane and squalene are different materials: the latter is more oxidation-prone. Verify origin if making source or vegan claims, and assess packaging compatibility.

Caprylic/capric triglyceride, jojoba oil and oil-soluble actives.

A stearic-acid cream and a soap-based stearate cream are different systems. Excess structure can create drag or a white rub-out effect.

Cetyl alcohol and a primary emulsifier; suitable oils to balance feel.

The reference is a high-oleic grade. Do not transfer its oxidation or sensory assumptions to a high-linoleic grade without checking the specification.

Caprylic/capric triglyceride, shea butter and tocopherol.

This is a sweet-almond-derived material. Source and residual-protein information matter when assessing suitability and product claims; refining should not be assumed from the name.

Jojoba oil for body oils; cocoa butter and waxes for balms.

Poor dispersion produces lumps. Hydration, gum quality and other dissolved solids influence body and clarity. It is a thickener, not a complete emulsifier or preservative.

Xanthan gum, glycerin and appropriate emulsion systems.

Verify the exact INCI and specification rather than relying on similar vitamin C trade names. Protect the formula against oxidation and confirm packaging compatibility.

Squalane, caprylic/capric triglyceride and appropriate oil antioxidants.

Tocopherol is an antioxidant, not an antimicrobial preservative. Vitamin E acetate is a different ingredient and should not be assumed to protect bulk oils in the same way.

Unsaturated botanical oils; rosemary antioxidant extract where suitable.

Different rheology modifiers need different neutralisation sequences. Over-neutralisation can damage texture or active stability. Follow the raw-material SDS for handling.

Polymers that require neutralisation; appropriate aqueous acid/base systems.

A buffer may be needed to limit drift. Check preservative effectiveness at the aged product’s pH, not only the release pH. High levels can thin some gels.

Glycerin, sodium lactate and emollients in body or foot-care creams.

High levels can feel stringy or leave a noticeable film. Clumps usually reflect poor wetting. An aqueous thickener supports an emulsion but does not replace an emulsifier.

Glycerin for wetting; Olivem 1000 and other compatible emulsifiers.