N-methyl-N-acylglucamine-containing composition

1. A clear composition containing:

(A) at least one anionic surfactant as component A,

(B) at least one betaine surfactant as component B,

(C) at least one N-methyl-N-acylglucamine as component (C), where the N-methyl-N-acylglucamine has a C 8 -C 22 -acyl radical,

(D) at least one unsaturated C 8 -C 30 fatty acid triglyceride oil as component D,

(E) at least one solvent as component E and

(F) if desired one or more additives as component F.

2. The composition as claimed in claim 1 , containing:

(A) 5-15% by weight of component A,

(B) 1-4% by weight of component B,

(C) 0.5-5.0% by weight of component C,

(D) 0.01-3.0% by weight of component D,

(E) 5-93.49% by weight of a protic solvent as component E and

(F) 0-10% by weight of component F,

where the sum of the components A to F is 100% by weight.

3. The composition as claimed in claim 1 , wherein component A is selected from the group consisting of compound(s) of the general formula (I),

R 1 SO 3 − M +   (I)

where R 1 is alkyl, cycloalkyl, aralkyl, aryl, alkoxy, alkoxyalkyl or heterocyclyl and M + is an alkali metal ion, an alkaline earth metal ion or a substituted or unsubstituted ammonium ion, and

of the general formula (II),

R 1 SO 4 − M +   (II)

where R 1 is alkyl, cycloalkyl, aralkyl, aryl, alkoxy, alkoxyalkyl or heterocyclyl and M + is an alkali metal ion, an alkaline earth metal ion or a substituted or unsubstituted ammonium ion.

4. The composition as claimed in claim 1 , wherein the anionic surfactant of component A is an alkylsulfate or an alkyl ether sulfate.

5. The composition as claimed in claim 1 , wherein component B comprises at least one alkyl betaine and/or at least one alkylamido betaine.

6. The composition as claimed in claim 1 , wherein the acyl radical in component C is selected from the group consisting of linear, branched, saturated or unsaturated C 8 -C 22 -acyl radicals and mixtures thereof.

7. The composition as claimed in claim 1 , wherein the sum of the components A, B and C is from 6.5 to 24% by weight.

8. The composition as claimed in claim 1 , wherein component C consists of a saturated or unsaturated N-methyl-N-acylglucamine or a mixture of a plurality thereof.

9. The composition as claimed in claim 1 , wherein the solvent is water or a mixture of water and propylene glycol.

10. The composition as claimed in claim 1 , wherein the one or more additives are selected from the group consisting of preservatives, fragrances, dyes, further surfactants, water, oil bodies, cationic polymers, film formers, thickeners and gelling agents, oiling agents, antimicrobial and biogenic active compounds, moisture-donating agents, stabilizers, acids, alkalis, activity reinforcers and mixtures thereof.

11. A cosmetic, dermatological or pharmaceutical composition, comprising at least one clear composition as claimed in claim 1 and at least one customary cosmetic, dermatological or pharmaceutical additive.

12. A process for producing the composition as claimed in claim 1 , comprising the steps of:

a) mixing components A and D to form a mixture,

b) adding components B and E to the mixture from step a), and subsequent homogenization of the components A, B, D and E to form a mixture,

c) adding component C in liquid form to the mixture from step b) and subsequent homogenization of the components A, B, C, D and E,

d) optionally adding component F and

e) adjusting the pH of the composition to 5-8.

13. A shampoo, face cleanser, liquid cleanser or shower gel comprising at least one clear composition as claimed in claim 1 and at least one customary shampoo, face cleanser, liquid cleanser or shower gel additive.

14. A skin treatment or skin care product comprising at least one clear composition as claimed in claim 1 and at least one customary skin treatment or skin care product additive.

15. A hair treatment or hair care product comprising at least one clear composition as claimed in claim 1 and at least one customary hair treatment or hair care product additive.