US 10,537,507 B2 · All-in-one skin brightening formulations specifically for pregnant subjects

Abstract

Certain dermatological formulations for direct skin application that correct for hyperpigmentation effects are provided. Such formulations include a number of different compounds that work synergistically to effectuate multiple and varied pathways to pigment removal and/or brightening within the dermal layer. The ability to do so without the necessity for hydroquinone, and thus with a suitable composition that is safe for handling and utilization by pregnant and nursing women, is accorded through a combination of specific ingredients in limited proportional ranges, as well. Such ingredients include kojic acid, niacinamide, sodium hyaluronate, tocopherol, and licorice extract in very narrow ranges proportionally within an aqueous serum. The method of manufacture and use thereof such formulations are encompassed within the invention as well.

Claims8

Dependent claims

An all-in-one skin treatment formulation comprising a base composition of ingredients of:

from 91.78 to 96% by weight of water;
from 0.0001 to 2% by weight of Kojic Acid;
from 0.05 to 0.15% by weight of Niacinamide;
from 0.8 to 1.2% by weight of Sodium Hyaluronate;
from 0.008 to 0.012% by weight of Licorice Extract;
and
from 0.08 to 0.12% by weight of Tocopherol;
at most 2.5% of lactic acid, wherein at least some lactic acid is present;
at most 2.5% of glycolic acid, wherein at least some glycolic acid is present;
and
at most 0.0003% by weight of preservatives, wherein at least some preservatives are present;
wherein said base formulation is free from hydroquinone and retinol.

9 more elements

Dependencies are inferred from the claim text.

All-in-one skin brightening formulations specifically for pregnant subjects

Life of this patent

All-in-one skin brightening formulations specifically for pregnant subjects

Life of this patent

Abstract

Claims8