| PEG-100 Monostearate | Emulsifier | ⚠️ Yes — PEG | A PEG-based emulsifier used to stabilize oil-in-water emulsions in creams and lotions. Contains a polyethylene glycol component. |
| Sesame Oil | Vehicle/Solvent | ⚠️ Yes — Sesame | A seed oil used as a vehicle in some injectable medications and topical formulations. Sesame is a recognized major food allergen (FASTER Act, 2023) — patients with sesame allergy should verify all formulations. |
| Yellow Wax | Stiffening Agent | ⚠️ Yes — Insect | Unbleached beeswax. Used to thicken and stabilize ointments and creams. Animal-derived (from bees) — relevant for vegan patients. |
| .alpha.-tocopherol Acetate | Antioxidant | No | Vitamin E acetate. Used as an antioxidant to protect active ingredients from degradation during storage. |
| Butylene Glycol | Humectant/Solvent | No | A synthetic glycol used as a humectant and solvent in topical formulations. Helps products spread smoothly on skin. |
| Chloroxylenol? | — | No | — |
| Edetate Disodium | Chelating Agent | No | Also known as EDTA. Binds metal ions to prevent degradation of active ingredients and preserve product stability. |
| Ethylhexyl Hydroxystearate? | Emollient | No | A synthetic ester used as an emollient and skin-conditioning agent in topical formulations. |
| Ginger? | Flavoring/Active | No | Ginger root extract used as a flavoring agent and for its anti-nausea properties. Generally well tolerated. |
| 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 Monostearate | Emulsifier | No | An emulsifier that helps oil and water mix in creams and ointments. Derived from glycerin and stearic acid. |
| Hamamelis Virginiana Top Water | Skin Conditioner | No | Witch hazel distillate, a plant-derived astringent used in topical formulations to soothe and tone the skin. |
| 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. |
| Levomenthol? | Counterirritant/Flavoring | No | The natural isomer of menthol. Produces a cooling sensation and is used as a counterirritant and flavoring agent. |
| Phenoxyethanol | Preservative | No | A synthetic preservative used to prevent microbial growth in topical and some oral formulations. Can cause skin irritation in sensitive individuals. |
| Safflower Oil | Emollient/Vehicle | No | A plant-derived oil used as an emollient and vehicle in topical and oral formulations. |
| Sodium Pyrrolidone Carboxylate | Humectant | No | Sodium PCA. A natural moisturizing factor component used as a humectant in topical formulations. |
| Steareth-20 | — | No | — |
| Vitamin E Polyethylene Glycol Succinate? | Solubilizer/Emulsifier | No | A water-soluble form of vitamin E (also called TPGS) used to improve the absorption of poorly soluble drugs. Contains a PEG component. |