| 摘要 |
PCT No. PCT/US96/13490 Sec. 371 Date Feb. 22, 1999 Sec. 102(e) Date Feb. 22, 1999 PCT Filed Aug. 21, 1996 PCT Pub. No. WO98/07406 PCT Pub. Date Feb. 26, 1998The present invention relates to a skin lightening composition comprising (a) a safe and effective amount of a compound of the formula (I) wherein Z is Oxygen or Sulfur, (b) an average polarity solvent (c) a polyhydric alcohol (d) a solid fatty alcohol (e) a nonionic surfactant (f) water, and (g) lecithin wherein at least a portion of the above components (a), (b), (c), (d), (e), (f) and (g) forms a liquid crystal.
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