Active ingredients are often assessed based on physiological measurements, but innovative technologies to measure skin sensations can provide a holistic volunteer assessment of the use of an ingredient. In this paper, the hydrating benefits of a cationic hyaluronic acid (HA) were evaluated alongside clinical biometrics and innovative cognitive measurements...

Thioredoxin application to a three-dimensional skin model upregulated elastin, collagen I and VII mRNA expression, and increased the number of elastic fibres and fibrous structure of collagen VII in the excised skin. Abstract Objective Thioredoxin (TRX), a ubiquitous protein with strong antioxidant activity, decreases in the skin with age. A...

Treatment with Magnolia biondii flower extract attenuated ultraviolet B-induced skin erythema and pigmentation, by improving the tissue viability and structure and reducing sunburned cells and skin inflammation. This effect may be related to DNA damage, which causes the migration of high mobility group box protein B1 from the nucleus to the outside...

A novel triple-active cosmetic formulation containing 4-hexylresorcinol, retinyl propionate, and niacinamide exhibits biomolecular activities that are shared with and distinctive to the gold-standard rejuvenation technology, tretinoin. This cosmetic formulation improves the visual appearance of photoageing comparable to tretinoin and may offer a well-tolerated...

A taxonomy for assessing the needs of curly hair should include the following core components related to the individual: perceptions of haircare, hair goals and hair esteem. Abstract Hair defined as curly has an elliptical cross sectional area and unique 3D form. While the chemical, morphological and mechanical characteristics of such hair are...

The present study investigates the effect of a facial cosmetic self-massage daily routine on women's sleep and well-being. 62 middle-aged women completed daily massages for a period of 2 months. Our results show improved sleep quality, reduced daytime sleepiness, and increased well-being. Abstract Objective Sleep disorders are widespread and...