Skin science: Top five stories on cosmetics science and formulation

Grapeseed extract in sunscreen could have anti-ageing benefits for Asians – Thai study​​

The addition of grapeseed extract in a sunscreen formulation has been found to have anti-ageing effects on Asian skin, improving the overall youthful appearance of skin.

The researchers attributed the skin-lightening effect of sunscreen with grapeseed extract to the high content of polyphenols in grapeseed extract.

It was noted that skin elasticity was difficult to determine given intrinsic and extrinsic factors including age.

Coffee by-products could boost antioxidant properties of cosmetic formulations – Review​

Coffee by-products could be a suitable ingredient for cosmetic and topical formulations due to its hight antioxidant properties, a new study has revealed.

The study team argued that solid waste from the coffee de-pulping process threatens the environment as it produces organic pollutants.

In terms of its potential in cosmetics, they highlighted one study that showed the use of a coffee by-product in topical formulation had been reported.

Salmon complex moisturiser eases sensitive skin problems caused by face masks​

Wearing a face mask causes physiological changes in sensitive skin but applying a salmon complex moisturiser after removing it improved conditions, according to a new study.

After applying the moisturiser, skin redness and TEWL were significantly decreased compared to their values four hours after wearing masks.

The moisturiser used was KAHI Multi Balm, by KOREATECH Co. Ltd. This product contains three types of salmon complex as well as fermented Jeju oil and adenosine to help moisturize the skin and improve wrinkles.

Mahogany seeds have skin whitening, antioxidant properties for skincare – Review​

Seeds of the Swietenia macrophylla (S. macrophylla) plant, commonly known as the mahogany tree, could be the up-and-coming ingredient for the global cosmeceutical industry.

Based on this review, the S. macrophylla​ seed extract could be an agent for anti-ageing and is photoprotective when tested across the UVA and UVB spectrum.

The extract could also potentially reverse UVB-induced damage because of its antioxidant and anti-inflammatory properties as shown in previous studies.

Emma Lewisham harnesses two delivery systems for new eye cream​

New Zealand circular beauty brand Emma Lewisham is harnessing two pioneering liposomal delivery systems for its new eye product, the Skin Reset Eye Crème.

The two delivery systems are the Innovative CoQ10 Complex and Innovative Lipid Complex.

The brands claims they could optimise the overall look and well-being of the consumers’ skin as they were designed to enhance the delivery of the 18 active ingredients to target cells.