| Cetostearyl Alcohol | Emulsifier/Stiffening Agent | ⚠️ Yes — Stearyl Alcohol | A mixture of cetyl and stearyl alcohols (fatty alcohols, not drinking alcohol). Used to thicken and stabilize creams and ointments. Can cause contact dermatitis in sensitive individuals. |
| 1,2-distearoyl-sn-glycero-3-phosphocholine? | — | No | — |
| 1,2,6-hexanetriol? | Humectant/Plasticizer | No | A synthetic triol used as a humectant and plasticizer in topical and transdermal formulations. |
| Allantoin | Skin Protectant | No | A compound that promotes wound healing and cell regeneration. Used as a skin protectant and soothing agent in topical formulations. |
| Butylated Hydroxytoluene? | Antioxidant | No | BHT. A synthetic antioxidant used to prevent oxidative degradation of fats and oils in pharmaceutical products. Rare contact sensitivity reported. |
| Carbomer Homopolymer | Thickener/Gelling Agent | No | A synthetic acrylic acid polymer used to create gels and thicken topical formulations. |
| Cholesterol | Emulsifier/Stabilizer | No | A natural lipid used as an emulsifier and stabilizer in liposomal and topical formulations. Typically derived from animal sources (lanolin). |
| Corn Oil? | Solvent/Vehicle | No | Oil extracted from corn germ, used as a solvent and vehicle in oral formulations. Must be avoided by individuals with corn allergy. |
| Dimethicone 20 | Skin Protectant | No | A silicone-based polymer used as a skin protectant, emollient, and anti-foaming agent in topical formulations. |
| Glycerin | Humectant/Solvent | No | A sugar alcohol that attracts moisture. Used as a humectant, solvent, and sweetener in many oral and topical medications. Generally well tolerated. |
| Glyceryl Oleate? | Emulsifier/Emollient | No | A glyceride ester used as an emulsifier, emollient, and skin-conditioning agent in topical formulations. |
| Hyaluronate Sodium | Moisturizer/Viscosity Agent | No | Sodium hyaluronic acid. A naturally occurring substance used as a moisturizer and viscosity agent in ophthalmic and topical formulations. |
| Hydroxypropyl Betadex? | — | No | — |
| Monosodium Glutamate Hydrate? | Stabilizer/Buffer | No | MSG in hydrated form. Used as a stabilizer and buffering agent in some pharmaceutical formulations. May cause reactions in individuals with MSG sensitivity. |
| N,n-dimethylacetamide? | Solvent | No | An organic solvent used in transdermal and topical formulations to dissolve active ingredients. |
| Octyldodecanol | Emollient/Solvent | No | A branched-chain fatty alcohol used as an emollient, solvent, and viscosity adjuster in topical formulations. |
| Phenol? | Preservative/Antiseptic | No | An antimicrobial agent used as a preservative in injectable formulations and as an antiseptic in topical products. |
| Proline | — | No | — |
| Sodium Hydroxide | pH Adjuster | No | A strong alkali used to adjust the pH of pharmaceutical solutions. Present only in trace amounts in the final product. |
| Sodium Lauroyl Sarcosinate? | Surfactant/Cleanser | No | A mild anionic surfactant derived from sarcosine (an amino acid) used as a cleansing and foaming agent. |
| Sodium Pyrrolidone Carboxylate | Humectant | No | Sodium PCA. A natural moisturizing factor component used as a humectant in topical formulations. |
| Sodium Stearyl Fumarate | Lubricant | No | A tablet lubricant used as an alternative to magnesium stearate. Vegetable-derived. |
| Sorbitan Tristearate? | Emulsifier | No | A non-ionic surfactant (Span 65) used to stabilize water-in-oil emulsions in topical formulations. |
| Squalane | Emollient | No | A saturated hydrocarbon used as an emollient and moisturizer. Originally from shark liver oil, now commonly plant-derived (olive or sugarcane). |
| Xanthan Gum | Thickener/Stabilizer | No | A polysaccharide produced by bacterial fermentation, used to thicken and stabilize liquid and semi-solid formulations. Derived from corn sugar fermentation — may be relevant for corn-sensitive individuals. |
| Zinc Oxide | — | No | — |