| ICHTHAMMOL | antimikrobieller Stoff | |
| ILEX AQUIFOLIUM | pflanzlich | Stechpalme |
| ILEX PARAGUARIENSIS | pflanzlich | Mate |
| ILLICIUM VERUM | pflanzlich | Sternanis |
| IMPATIENS BALSAMINA | pflanzlich | Springkraut |
| INDIGOFERA ARGENTEA | pflanzlich | Argentinischer Indigo (Henna) |
| INDIGOFERA TINCTORIA | pflanzlich | Indigo |
| INOSITOL HEXANICOTINATE | Zusatzstoff | |
| INOSITOL HEXA-PCA | Feuchtigkeitsspender | |
| INULA HELENIUM | pflanzlich | Altwurzel |
| IODIZED CORN PROTEIN | pflanzlich | |
| IODIZED GARLIC | pflanzlich | |
| IODIZED GARLIC EXTRACT | pflanzlich | |
| IODIZED HYDROLYZED ZEIN | biologisch | |
| IODOPROPYNYL BUTYLCARBAMATE | Konservierungsstoff | |
| IPOMOEA PURGA | pflanzlich | Purgierwinde |
| IRIS FLORENTINA | pflanzlich | |
| IRIS PALLIDA | pflanzlich | Blasse Iris |
| IRIS VERSICOLOR | biologisch | Blaue Iris |
| IRON HYDROXIDE | Zusatzstoff | |
| IRON OXIDE | Zusatzstoff, Pflanzliche Inhaltsstoffe | Eisenoxid |
| ISATIS TINCTORIA | Emolliant | |
| ISOAMYL LAURATE | Emolliant | |
| ISOAMYL p-METHOXYCINNAMATE | UV-Absorber, Lichtfiltersubstanz | |
| ISOBUTANE | Treibgase | |
| ISOBUTYL BENZOATE | Konservierungsstoff | |
| ISOBUTYL MYRISTATE | Emolliant | |
| ISOBUTYL PALMITATE | Emolliant | |
| ISOBUTYL PELARGONATE | Emolliant | |
| ISOBUTYL STEARATE | Emolliant | |
| ISOBUTYL TALLOWATE | Emolliant | |
| ISOBUTYLENE / SODIUM MALEATE COPOLYMER | Filmbildner | |
| ISOBUTYLPARABEN | Konservierungsstoff | |
| ISOBUTYRIC ACID | Zusatzstoff | |
| ISOCETEARETH-8 STEARATE | Emulgator | |
| ISOCETETH-10 | Emulgator | |
| ISOCETETH-10 STEARATE | Emulgator | |
| ISOCETETH-20 | Emulgator | |
| ISOCETETH-30 | Emulgator, Tensid, waschaktive Substanz | |
| ISOCETYL BEHENATE | Emolliant | |
| ISOCETYL ISODECANOATE | Emolliant | |
| ISOCETYL LINOLEOYL STEARATE | Emolliant | |
| ISOCETYL MYRISTATE | Emolliant | |
| ISOCETYL PALMITATE | Emolliant | |
| ISOCETYL STEARATE | Emolliant | |
| ISODECETH-2 COCOATE | Emolliant, Emulgator | |
| ISODECETH-4 | Emulgator | |
| ISODECETH-5 | Emulgator | |
| ISODECETH-6 | Emulgator | |
| ISODECYL CITRATE | Emolliant | |
| ISODECYL COCOATE | Emolliant | |
| ISODECYL HYDROXYSTEARATE | Emolliant | |
| ISODECYL LAURATE | Emolliant | |
| ISODECYL MYRISTATE | Emolliant | |
| ISODECYL NEOPENTANOATE | Emolliant | |
| ISODECYL OCTANOATE | Emolliant | |
| ISODECYL OLEATE | Emolliant | |
| ISODECYL PALMITATE | Emolliant | |
| ISODECYL STEARATE | Emolliant | |
| ISODECYLPARABEN | antimikrobieller Stoff | |
| ISODODECANE | Emolliant | |
| ISODODECENE | Emolliant | |
| ISODONIS JAPONICUS | pflanzlich | |
| ISODONIS TORICHOCARPUS | pflanzlich | |
| ISOEICOSANE | Emolliant | |
| ISOEUGENOL | Zusatzstoff | |
| ISOHEXADECANE | | Paraffin |
| ISOHEXYL LAURATE | Emolliant | |
| ISOHEXYL NEOPENTANOATE | Emolliant | |
| ISOHEXYL PALMITATE | Emolliant | |
| ISOLAURETH-10 | Emulgator | |
| ISOLAURETH-3 | Emulgator | |
| ISOLAURETH-6 | Emulgator | |
| ISOLAURYL BEHENATE | Emolliant | |
| ISOLONGIFOLENE EPOXIDE | Zusatzstoff | |
| ISOLONGIFOLENE KETONE EXO | Zusatzstoff | |
| ISOMERIZED JOJOBA OIL | Emolliant | |
| ISOOCTYL THIOGLYCOLATE | Enthaarungsmittel, Reduktionsmittel | |
| ISOPENTYLCYCLOHEXANONE | Zusatzstoff | |
| ISOPENTYLDIOL | Zusatzstoff | |
| ISOPROPANOLAMINE | pH-Wert-Regler, Puffersubstanz | |
| ISOPROPANOLAMINE LANOLATE | Tensid, waschaktive Substanz | |
| ISOPROPANOLAMINE NITRITE | Zusatzstoff | |
| ISOPROPYL ARACHIDATE | Emolliant | |
| ISOPROPYL AVOCADATE | Emolliant | |
| ISOPROPYL BEHENATE | Emolliant | |
| ISOPROPYL BENZOATE | Konservierungsstoff | |
| ISOPROPYL C12-15-PARETH-9 CARBOXYLATE | Emolliant | |
| ISOPROPYL CRESOLS | Konservierungsstoff | |
| ISOPROPYL DIBENZOYLMETHANE | UV-Absorber, Lichtfiltersubstanz | |
| ISOPROPYL HYDROXYBUTYRAMIDE DIMETHICONE COPOLYOL | Feuchtigkeitsspender | |
| ISOPROPYL HYDROXYCETYL ETHER | Tensid, waschaktive Substanz | |
| ISOPROPYL HYDROXYSTEARATE | Emolliant | |
| ISOPROPYL ISOSTEARATE | Emolliant | |
| ISOPROPYL LAURATE | Emolliant | |
| ISOPROPYL LINOLEATE | Emolliant | |
| ISOPROPYL METHOXYCINNAMATE | UV-Absorber, Lichtfiltersubstanz | |
| ISOPROPYL OLEATE | Emolliant | |
| ISOPROPYL RICINOLEATE | Emolliant | |
| ISOPROPYL SORBATE | antimikrobieller Stoff | |
| ISOPROPYL STEARATE | Bindemittel, Emolliant | |
| ISOPROPYL TALLOWATE | Emolliant | |
| ISOPROPYL THIOGLYCOLATE | Zusatzstoff | |
| ISOPROPYL TITANIUM TRIISOSTEARATE | Emolliant, Emulgator | |
| ISOPROPYLAMINE | pH-Wert-Regler, Puffersubstanz | |
| ISOPROPYLAMINE DODECYLBENZENESULFONATE | Tensid, waschaktive Substanz | |
| ISOPROPYLBENZYL SALICYLATE | UV-Absorber, Lichtfiltersubstanz | |
| ISOPROPYLPARABEN | Konservierungsstoff | |
| ISOPROPYLPHENYLBUTANAL | Zusatzstoff | |
| ISOSORBIDE LAURATE | Emulgator | |
| ISOSTEARAMIDOMORPHOLINE STEARATE | Tensid, waschaktive Substanz | |
| ISOSTEARAMIDOPROPYL MORPHOLINE OXIDE | Tensid, waschaktive Substanz | |
| ISOSTEARAMIDOPROPYLAMINE OXIDE | Tensid, waschaktive Substanz | |
| ISOSTEARETH-10 | Emulgator | |
| ISOSTEARETH-10 STEARATE | Emulgator | |
| ISOSTEARETH-11 CARBOXYLIC ACID | Emulgator, Tensid, waschaktive Substanz | |
| ISOSTEARETH-12 | Emulgator | |
| ISOSTEARETH-2 | Emulgator | |
| ISOSTEARETH-20 | Emulgator | |
| ISOSTEARETH-22 | Emulgator | |
| ISOSTEARETH-3 | Emulgator | |
| ISOSTEARETH-50 | Tensid, waschaktive Substanz | |
| ISOSTEARETH-6 CARBOXYLIC ACID | Emulgator, Tensid, waschaktive Substanz | |
| ISOSTEARIC / MYRISTIC GLYCERIDES | Emulgator | |
| ISOSTEARIC ACID | Bindemittel, Emulgator, Tensid, waschaktive Substanz | |
| ISOSTEAROYL ISOSTEARYL STEARATE | Emulgator | |
| ISOSTEARYL AVOCADATE | Emolliant | |
| ISOSTEARYL BEHENATE | Emolliant | |
| ISOSTEARYL BENZOATE | Emolliant | |
| ISOSTEARYL ERUCATE | Emolliant | |
| ISOSTEARYL GLYCERYL PENTAERYTHRITYL ETHER | Emolliant | |
| ISOSTEARYL ISONONANOATE | Emolliant | |
| ISOSTEARYL ISOSTEARATE | Bindemittel, Emolliant | |
| ISOSTEARYL LACTATE | Emolliant | |
| ISOSTEARYL MYRISTATE | Emolliant | |
| ISOSTEARYL NEOPENTANOATE | Emolliant | |
| ISOSTEARYL OCTANOATE | Emolliant | |
| ISOSTEARYL PALMITATE | Emolliant | |
| ISOSTEARYL STEAROYL STEARATE | Emolliant | |
| ISOTRIDECYL ISONONANOATE | Emolliant | |
| ISOTRIDECYL MYRISTATE | Emolliant | |