| Butylparaben | Preservative | ⚠️ Yes — Parabens | A paraben preservative used to prevent microbial growth. Can cause contact dermatitis in paraben-sensitive individuals. |
| Ethylparaben | Preservative | ⚠️ Yes — Parabens | A paraben preservative used to prevent microbial growth. Can cause contact dermatitis in paraben-sensitive individuals. |
| Methylparaben | Preservative | ⚠️ Yes — Parabens | A preservative used to prevent microbial growth. Can cause allergic contact dermatitis in sensitive individuals. |
| Peg/ppg-18/18 Dimethicone? | Emulsifier/Skin Conditioner | ?Uncertain — PEG | A silicone-based emulsifier combining PEG and polypropylene glycol with dimethicone. Used in topical formulations for smooth application. |
| Propylparaben | Preservative | ⚠️ Yes — Parabens | A paraben preservative used to prevent microbial growth. Can cause contact dermatitis in paraben-sensitive individuals. |
| Aluminum Oxide | Abrasive/Adsorbent | No | Alumina. Used as an adsorbent, abrasive, and processing aid in pharmaceutical manufacturing. |
| Aluminum Stearate | — | No | — |
| Butylated Hydroxytoluene | Antioxidant | No | BHT. A synthetic antioxidant used to prevent oxidative degradation of fats and oils in pharmaceutical products. Rare contact sensitivity reported. |
| Butylene Glycol | Humectant/Solvent | No | A synthetic glycol used as a humectant and solvent in topical formulations. Helps products spread smoothly on skin. |
| Carbomer Homopolymer Type C (allyl Pentaerythritol Crosslinked) | Thickener/Gelling Agent | No | A specific cross-linked acrylic acid polymer used to create clear gels for topical formulations. |
| Cyclomethicone 5 | Emollient/Carrier | No | A volatile silicone that evaporates quickly, leaving a smooth feel. Used as a carrier and emollient in topical products. |
| Detosu/triethylene Glycol/triethylene Glycol Polyglycolide Copolymer? | — | No | — |
| Dimethicone 20 | Skin Protectant | No | A silicone-based polymer used as a skin protectant, emollient, and anti-foaming agent in topical formulations. |
| Ferric Oxide Red | Colorant | No | Red iron oxide pigment used in tablet coatings and capsule shells. A mineral-based colorant, distinct from FD&C synthetic dyes. |
| Ferric Oxide Yellow | Colorant | No | Yellow iron oxide pigment used in tablet coatings and capsule shells. A mineral-based colorant. |
| Ferrosoferric Oxide | Colorant | No | Black iron oxide used as a pigment in tablet coatings and capsule shells. Derived from iron, not from food allergen sources. |
| 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. |
| Hamamelis Virginiana Top Water | Skin Conditioner | No | Witch hazel distillate, a plant-derived astringent used in topical formulations to soothe and tone the skin. |
| Isopropyl Palmitate | Emollient/Solvent | No | A synthetic ester used as an emollient and to enhance skin penetration of active ingredients. |
| Magnesium Sulfate | Osmotic Agent | No | Epsom salt. Used as an osmotic agent, drying agent, and in injectable formulations for electrolyte supplementation. |
| Methyl Laurate | Emollient/Solvent | No | A fatty acid ester used as an emollient and solvent in topical formulations. |
| Phenoxyethanol | Preservative | No | A synthetic preservative used to prevent microbial growth in topical and some oral formulations. Can cause skin irritation in sensitive individuals. |
| Polysorbate 20 | Emulsifier/Solubilizer | No | A non-ionic surfactant similar to polysorbate 80 but derived from lauric acid. Used to solubilize and stabilize formulations. |
| Propylene Carbonate | Solvent | No | An organic solvent used in transdermal patches and topical formulations to dissolve active ingredients. |
| Soybean Lecithin | Emulsifier | No | A phospholipid mixture extracted from soybeans, used as an emulsifier and wetting agent. Derived from soy — must be avoided by individuals with soy allergy. |