The Journal
Read the Science
Evidence-led articles on actives, concerns, routines, and formulation, written for people who want to understand their skin.

Ingredients · 6 min read
Hyaluronic Acid: Multi-Depth Hydration Explained
Not all hyaluronic acid is equal. Molecular weight decides whether it sits on the surface or reaches the dermis, and a single-weight formula delivers only half the benefit. A senior guide to reading a hydration formula.
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Ingredients · 8 min read
The Science of Retinol: A Clinical Guide to Vitamin A
Retinol remains the gold-standard active for visible ageing, but the conversation is more nuanced than 'strongest wins'. A senior guide to the chemistry, the strengths, the retinoid family, and how to introduce vitamin A without compromising your barrier.
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Concerns · 7 min read
Navigating Sensitive Skin: A Soothing Protocol
Redness, stinging and flaking are signals, not a skin type. A barrier-first protocol to calm reactive skin and reintroduce your actives without losing the progress you have made.
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Concerns · 7 min read
Understanding Pigmentation: Causes and Clinical Approaches
Pigmentation is not one condition but several, each with a different driver and a different treatment. A clinical guide to identifying melasma, sun damage and post-inflammatory marks, and the actives dermatologists actually rely on.
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Routines · 6 min read
The Evening Wind-Down: A Restorative PM Routine
Night is when skin repairs itself. A considered PM routine leans into retinoids, recovery and barrier rebuild, and the layering logic matters as much as the ingredients. A senior guide to the evening wind-down.
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Routines · 6 min read
Building a Morning Skincare Routine That Actually Works
A morning routine is not a longer version of the evening. Its job is defence, against UV, pollution and free radicals, built on four evidence-led steps that take two minutes and outperform any ten-step ritual.
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Science · 7 min read
SPF Decoded: Mineral vs Chemical Filters
Zinc oxide or avobenzone? The difference is chemistry, not marketing. A clear-eyed guide to how UV filters actually work, and how to choose without the noise.
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Science · 6 min read
Why pH Matters in Skincare Formulation
The single number on a formula you will never see on a label, pH, decides whether its actives reach your skin in an effective, stable form. Here is what the science actually says, and why it matters more than the ingredient list.
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Brand Guides · 6 min read
SkinCeuticals: The Antioxidant Standard
Why SkinCeuticals' C E Ferulic set the benchmark for morning antioxidant defence, and what the formulation science tells us about why it still has not been bettered.
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Ingredients · 7 min read
Niacinamide for Acne-Prone Skin: What the Evidence Shows
Vitamin B3 is one of the best-tolerated actives for oily, blemish-prone skin, and the evidence for its role in an acne protocol is stronger than the marketing suggests. Here is what the literature actually supports.
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