| Medium-chain Triglycerides | Solvent/Vehicle | ⚠️ Yes — Coconut | Fatty acid esters derived from coconut or palm kernel oil. Used as a solvent and vehicle in oral and topical formulations. May be relevant for individuals with coconut sensitivity. |
| Propylene Glycol | Solvent/Humectant | ⚠️ Yes — Propylene Glycol | An organic compound used as a solvent and humectant. Can cause contact dermatitis in sensitive individuals. |
| Vanilla Bean Extract | Flavoring | ⚠️ Yes — Vanilla | Natural or synthetic vanilla flavoring. Rare allergic reactions documented. |
| Cocoyl Caprylocaprate | Emollient/Solvent | No | A coconut-derived ester used as an emollient and oily vehicle in topical formulations. |
| Croscarmellose? | Disintegrant | No | Cross-linked carboxymethylcellulose used to help tablets break apart rapidly. Plant-derived cellulose polymer. |
| 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. |
| Glyceryl Stearate Se? | Emulsifier | No | Self-emulsifying glyceryl stearate. A lipid-based emulsifier used to stabilize creams and lotions. |
| Hamamelis Virginiana Top Water | Skin Conditioner | No | Witch hazel distillate, a plant-derived astringent used in topical formulations to soothe and tone the skin. |
| Hydrogenated Soybean Lecithin? | Emulsifier | No | A hydrogenated form of soy lecithin used as an emulsifier and stabilizer. Derived from soy — must be avoided by individuals with soy allergy. |
| Kaolin | Adsorbent/Filler | No | A natural clay mineral (china clay) used as an adsorbent, filler, and anti-caking agent. |
| Magnesium Sulfate | Osmotic Agent | No | Epsom salt. Used as an osmotic agent, drying agent, and in injectable formulations for electrolyte supplementation. |
| 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. |
| Polyglyceryl-3 Oleate | Emulsifier | No | A polyglycerol ester used as a non-ionic emulsifier in topical formulations. |
| Safflower Oil | Emollient/Vehicle | No | A plant-derived oil used as an emollient and vehicle in topical and oral formulations. |
| Sodium Acetate? | Buffer | No | A sodium salt of acetic acid used as a buffering and alkalizing agent in injectable and oral formulations. |
| Sodium Bisulfate? | — | No | — |
| Sodium Succinate Hexahydrate? | — | No | — |
| Trehalose Dihydrate | Stabilizer/Cryoprotectant | No | A natural disaccharide used to stabilize proteins in freeze-dried formulations and to protect biological products. |