Cosmetic or dermatological composition containing at least one saponin of the ginsenoside type, and its applications, especially for treating the hair
First Claim
1. A topical composition for cosmetic and dermatological application comprising, as active ingredient, of between 0.001 and 2% by weight, based upon the total weight of the composition, of a plant extract containing between about 2% by weight and 60% by weight of at least the saponin denominated G--Rb1 of formula (I):
- ##STR6## in which;
R1 =-Glc(2-1)Glc, R2 =-Glc(6-1)Glc and R3 =Hwherein Glc denotes a β
-D-glucopyranosyl group.
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Accused Products
Abstract
The invention relates to a cosmetic or dermatological composition.
This composition contains, as active ingredient, a saponin of formula (I): ##STR1## in which: R1 =-Glc(2-1)Glc,
R2 =-Glc(6-1)Glc and
R3 =H, the saponin being called G--Rb1,
Glc denoting a β-D-glucopyranosyl group, or a plant extract in which it is present, and, if appropriate, cepharanthine or oxyacanthine, or a derivative thereof, or a plant extract in which it is present, such as an extract of Stephania cepharantha or Berberis.
This cosmetic or dermatological composition is intended in particular for promoting hair growth.
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Citations
26 Claims
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1. A topical composition for cosmetic and dermatological application comprising, as active ingredient, of between 0.001 and 2% by weight, based upon the total weight of the composition, of a plant extract containing between about 2% by weight and 60% by weight of at least the saponin denominated G--Rb1 of formula (I):
- ##STR6## in which;
R1 =-Glc(2-1)Glc, R2 =-Glc(6-1)Glc and R3 =Hwherein Glc denotes a β
-D-glucopyranosyl group. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
- ##STR6## in which;
- 15. A cosmetic or dermatological composition for promoting hair growth, comprising, as active ingredient, an effective amount of an extract of Panax notoginseng or San-chi and cepharanthine or oxyacanthine, a derivative thereof, or a plant extract in which said cepharanthine, oxyacanthine or a derivative thereof, is present.
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21. A topical composition for cosmetic and dermatological application consisting essentially, as active ingredient, of between 0.001 and 2% by weight, based upon the total weight of the composition, of a plant extract containing between about 2% by weight and 60% by weight of at least the saponin denominated G--Rb1, of formula (I):
- ##STR7## in which;
R1 =-Glc(2-1)Glc, R2 =-Glc(6-1)Glc and R3 =Hwherein Glc denotes a β
-D-glucopyranosyl group.
- ##STR7## in which;
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22. A composition consisting essentially of active ingredients of between 0.001 and 2% by weight, based upon the total weight of the composition, of a plant extract consisting essentially of:
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from 2 to 60% by weight of saponin G--Rb1, from 2 to 60% by weight of saponin G-Rg1, from 0 to 15% by weight of saponin G-Rd, from 0 to 15% by weight of saponin N--R1, and from 1 to 10% by weight of saponin G--Re based on the total weight of the extract.
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23. A composition consisting essentially of active ingredients of between 0.001 and 2% by weight, based upon the total weight of the composition, of a plant extract consisting essentially of:
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from 10% to 60% by weight of saponin G--Rb1, from 10% to 60% by weight of saponin G-Rg1, from 0 to 15% by weight of saponin G-Rd, from 0 to 15% by weight of saponin N--R1, and from 1 to 10% by weight of saponin G--Re based on the total weight of the extract.
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24. A topical composition for cosmetic and dermatological application consisting essentially, as active ingredient, of between 0.001 and 2% by weight, based on the total weight of the composition, of saponin denominated G--Rb1, of formula (I):
- ##STR8## in which;
R1 =-Glc(2-1)Glc, R2 =-Glc(6-1)Glc and R3 =H,wherein Glc denotes a β
-D-glucopyranosyl group in an excipient appropriate for a topical cosmetic and dermatological application.
- ##STR8## in which;
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25. A topical composition for cosmetic and dermatological application consisting essentially of, as active ingredient, between 0.001 and 2% by weight, based on the total weight of the composition, of an extract of Panax notoginseng or San-chi in an excipient appropriate for a topical cosmetic and dermatological application.
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26. A topical composition for cosmetic and dermatological application consisting essentially of, as active ingredient, from 0.001 and 2% by weight, based on the total weight of the composition, of a plant extract containing from 10% to 60% by weight of saponin G--Rb1 and from 10% to 60% by weight of saponin G--Rg1 based on the total weight of the extract, in an excipient which is appropriate for a topical cosmetic and dermatological application.
Specification