The invention herein disclosed relates to skincare cosmetic formulations comprising pyranoanthocyanins and a straightforward process for its obtention.
These compounds present high colour stability at a wide pH range.
The present invention comprises skincare cosmetic formulations containing pyranoanthocyanins, which are stable natural pigments possessing UV protection and moisturizing properties, as well as anti-dark spots, antiwrinkles, wound healing and inhibition of biofilm formation. In addition, these compounds present high colour stability at a wide pH range, an important feature for its application in cosmetic products. The application of pyranoanthocyanins extracts avoid the use of physical filters or organic UV filters, known for leading to anaesthetic opaque formulations and rising toxicity concerns, respectively.
The pyranoanthocyanins herein described can be incorporated into skincare formulations, in particular antiageing
and sun-protection products.
This invention also comprises a process of extraction of anthocyanins from different foodstuffs or by-products and their conversion through hemi-synthesis into the desired pyranoanthocyanins.
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