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US 2025/0049688 A1Published application
Composition for cosmetic use
AssigneeProfessional Derma SA
InventorsMaurizio RAGNI, Edoardo CONTI
Life of this patent
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Abstract
An injectable composition includes a specific combination of low and high molecular weight, non cross-linked hyaluronic acid, in combination with a specific amino acid composition. In a cosmetic use of the composition, which when injected into dermis, the composition is able to counteract the decrease in proteins of the Extra Cellular Matrix and skin hydration due to ageing, especially induced by oxidative stress.
Claims15
An injectable composition comprising:
- non cross-linked sodium hyaluronate with a molecular weight between 100 and 400 kDa in a concentration between 7 and 20 mg/ml,
- non cross-linked sodium hyaluronate with a molecular weight of at least 2000 kDa, in a concentration between 10 and 25 mg/ml,
- a mixture of amino acids consisting of Glycine in a concentration between 6 and 12.5 mg/ml, L-Proline and/or L-Hydroxyproline in a concentration between 5 and 8 mg/ml, L-Alanine in a concentration between 1 and 5 mg/ml, L-Valine in a concentration between 1 and 5 mg/ml, L-Leucine in a concentration between 1 and 5 mg/ml, L-Lysine HCl in a concentration between 1 and 5 mg/ml, L-arginine HCl in a concentration between 1 and 5 mg/ml.
Dependencies are inferred from the claim text.