Palmitoyl Tripeptide-1 (PT-1) is a signal peptide widely used in modern anti-ageing skincare. PT-1 is designed to mimic naturally occurring skin-repair signals and is associated with supporting collagen production. Peptides have become one of the most talked-about ingredients in modern skincare. They can now be found in everything from eye creams to firming serums, often accompanied by claims about collagen, wrinkles and skin renewal. But peptide is not one ingredient. It des

Not all facial oils are the same. Behind every plant oil is a distinct lipid profile made up of different fatty acids, and this composition can influence how an oil interacts with the skin, how it feels and how stable it remains over time. Rather than looking for a single “best” oil, thoughtful formulation is about balance: combining lipids with complementary properties to create a more complete facial oil. The Skin Barrier Is Built Around Lipids The outermost layer of the sk

Cullen corylifolium, the traditional botanical source of bakuchiol. Bakuchiol has become one of skincare’s most talked-about ingredients and is frequently presented as a natural alternative to retinol. The comparison is useful, but not entirely accurate. Bakuchiol is not a retinoid or a form of vitamin A. It is a plant-derived compound, traditionally obtained from Cullen corylifolium, that appears to influence some of the same processes involved in skin renewal and visible ag