Peptides are everywhere. In serums. In injectables. In regenerative conversations. In marketing copy that promises collagen, firmness, tightening and repair. But strip away the noise and the buzzwords and one question remains: What actually are peptides — and why do they matter in modern aesthetics?

Ageing is not a wrinkle problem. It is a tissue management process. From your mid‑twenties onward: • Collagen production declines approximately 1% per year • Elastin quality reduces • Bone subtly remodels • Fat pads shift • Ligaments loosen • Hormonal shifts accelerate change

The No.1 Urban Aesthetics Supplement Edit | In‑depth editorial | ~20 min read LED light therapy is not new. It’s not trendy. And it’s not a gimmick. What is  new is how we now understand why it works , how it fits into skin regeneration and collagen banking , and why professional protocols like Dermalogica LuminFusion  have elevated LED from a passive add‑on to an intelligent, biological intervention. This is a deep dive — into the science, the skin biology, the limitations,

If you’ve ever looked in the mirror and thought “I don’t look older… I look tired” — this is why. We’re entering a new era of aesthetics: less “freeze and fill”, more regenerate and rebuild. This guide breaks down what ageing really is under the surface, what skin regeneration means, and the smartest combination of Dermalogica professional treatments, evidence-led home serums, and modern regenerative interventions like peptides, polynucleotides and exosomes.