Use of aqueous, liquid surfactant mixtures as cosmetic care or cleaning preparations in the form of rinse-off formulations for body and hair, whereas one or more surfactants are selected from the classes of anionic, nonionic, zwitterionic and amphoteric surfactants from the group comprising: a) fatty acids and their alkali or ammonium salts with the general formulae R OH and R OM with M = alkali metal cation or ammonium, b) fatty acid esters having the general formula R OR', c) ethers of fatty alcohols having the general formula ROR', d) fatty acid amides having the general formula R NR', e) fatty acid imines having the general formula R(NR')NR"R"', preferably amphoacetates, f) primary, secondary, tertiary or quaternary fatty amines or fatty ammonium salts having the general formulae RNH 2, RNHR', RNR'R" and (R')(R")(R"')N + X -, g) and mixtures thereof whereby i) R' to R'" represent organic or inorganic hydrophilic moieties and X - represents an anion; ii) R represents the lipophilic moiety of the surfactant and consists of a linear, saturated or unsaturated, unbranched hydrocarbon radical having 8 to 24 carbon atoms; and the proportion of hydrocarbon radicals R of 18 and more C-atoms is above 60 wt.-%, preferably above 70 wt.-% and particularly preferably between 80 - 100 wt.-% and simultaneously the proportion of monounsaturated or polyunsaturated hydrocarbon radicals R is between 50 and 100 wt.-%, preferably between 60 - 100 wt-.% and particularly preferably between 70-90 wt.-%, in each case based on the total content of hydrocarbon radicals R of surfactants present in the preparation; and wherein the proportion of surfactants based on vegetable oils, vegetable waxes, vegetable fats or vegetable resins is 80-100 wt.-%, based on the total amount of surfactants in the preparation, selected from the group comprising: amaranth, anise, apple, apricot, arnica, avocado, cotton, borage, broccoli, hemp, hazelnut, beech, boxwood, thistle, spelt, peanut, yellow nutsedge, lilac, garden cress, barley, pomegranate, oats, vaccinium, elder, jasmine, jatropha, currant, St. John's wort, jojoba, camellia, chamomile, caraway, carrot, cherry, coriander, mullein, crambe, caper spurge, squash, Iberian dragon head, lavender, camelina, linseed, privet, lupine, lucerne, corn, almond, mirabelle, mango, poppy, evening primrose, olive, oilseed radish, rocket, pecan, peach, plum, pistachio, cranberry, rapeseed, rice, marigold, turnip rape, safflower, sage, sea buckthorn, black cumin, sesame, sesame leaf, mustard, sunflower, soy, tobacco, walnut, grape, wheat, meadowfoam and wild rose, as well their combinations, and wherein at least one surfactant selected from a) to g) is present, which is not a soap. a) fatty acids and their alkali or ammonium salts with the general formulae R OH and R OM with M = alkali metal cation or ammonium, b) fatty acid esters having the general formula R OR', c) ethers of fatty alcohols having the general formula ROR', d) fatty acid amides having the general formula R NR', e) fatty acid imines having the general formula R(NR')NR"R"', preferably amphoacetates, f) primary, secondary, tertiary or quaternary fatty amines or fatty ammonium salts having the general formulae RNH 2, RNHR', RNR'R" and (R')(R")(R"')N + X -, g) and mixtures thereof i) R' to R'" represent organic or inorganic hydrophilic moieties and X - represents an anion; ii) R represents the lipophilic moiety of the surfactant and consists of a linear, saturated or unsaturated, unbranched hydrocarbon radical having 8 to 24 carbon atoms;