Cosmetic compositions
A method of reducing the appearance of hyperpigmented skin is disclosed. The method can include topically applying to hyperpigmented skin a composition comprising an aqueous and/or glycerin extract of Rhododendron ferrugineum leaf to reduce melanocyte pigmentation in the skin.
1. A method of reducing the appearance of hyperpigmented skin, the method comprising topically applying to hyperpigmented skin a composition comprising an effective amount of an aqueous and/or glycerin extract of Rhododendron ferrugineum leaf to reduce melanocyte pigmentation in the skin, wherein the hyperpigmented skin is a dark spot on the skin associated with aging or skin having uneven skin tone.
2. The method of claim 1 wherein the hyperpigmented skin is a dark spot on the skin associated with aging.
3. The method of claim 1 , wherein the hyperpigmented skin is skin having an uneven skin tone.
4. The method of claim 1 , wherein the composition is an emulsion.
5. The method of claim 4 , wherein the emulsion is an oil-in-water emulsion.
6. The method of claim 1 , wherein the composition is a cream or lotion.
7. The method of claim 1 , wherein the composition is an aqueous solution or a gel.
8. The method of claim 1 , wherein the composition comprises 0.001 wt. % to 5 wt. % of the extract of Rhododendron ferrugineum leaf.
9. The method of claim 1 , wherein the composition comprises 0.001 wt. % to 2 wt. % of the extract of Rhododendron ferrugineum leaf.
10. The method of claim 1 , wherein the composition comprises 0.001 wt. % to 0.5 wt. % of the extract of Rhododendron ferrugineum leaf.
11. The method of claim 1 , wherein the composition consists of the extract of Rhododendron ferrugineum leaf, water, and glycerin.
12. The method of claim 1 , wherein the composition consists of the extract of Rhododendron ferrugineum leaf, a polysaccharide, lecithin, and water.
13. The method of claim 1 , wherein the composition further comprises a pH adjuster.
14. The method of claim 13 , wherein the composition consists of the extract of Rhododendron ferrugineum leaf, water, glycerin, and the pH adjuster.
15. The method of claim 1 , wherein the composition consists of the extract of Rhododendron ferrugineum leaf and caprylic/capric triglyceride.
16. The method of claim 1 , wherein the extract of Rhododendron ferrugineum leaf is an aqueous extract.
17. The method of claim 1 , wherein the extract of Rhododendron ferrugineum leaf is an aqueous and glycerin extract.
18. The method of claim 1 , wherein the extract comprises stem cells from the Rhododendron ferrugineum leaf.