The regimen blog

Evidence-based skincare — ingredients, routines, and what actually works.

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Trends

Skinimalism: why fewer products win in 2026

2026’s verdict: the 50-serum routine is done. Fewer, proven products — used consistently — beat a cabinet of actives.

Jun 25, 2026 · 1 min read
Trends

Beta-glucan: a gentle hydrator rivaling hyaluronic acid

Beta-glucan is having a 2026 moment: deep hydration plus soothing, gentle enough for the most reactive skin.

Jun 25, 2026 · 1 min read
Trends

Ectoin: the barrier-protecting ingredient trending in 2026

Ectoin — a desert-microbe molecule — is 2026’s quiet barrier hero: hydration plus environmental protection, with real research behind it.

Jun 25, 2026 · 1 min read
Trends

Exosomes in skincare: hype, science, and is it worth it?

Exosomes are everywhere in 2026 — tiny “messenger” vesicles promising regeneration. The honest evidence picture.

Jun 25, 2026 · 1 min read
Trends

PDRN (“salmon DNA”) skincare: what it is and does it work?

Searches for PDRN are up ~700%. Here’s what “salmon DNA” skincare actually does — and what the evidence says.

Jun 25, 2026 · 1 min read
Trends

Skin longevity: 2026’s shift from anti-aging to skin health

2026’s defining trend is “skin longevity” — playing the long game with protection and barrier health over quick fixes.

Jun 25, 2026 · 1 min read
Ingredients

PHAs: the gentlest chemical exfoliant for sensitive skin

The gentlest acids: larger molecules that exfoliate and hydrate, suited to sensitive and reactive skin.

Jun 24, 2026 · 1 min read
Ingredients

Alpha arbutin: a gentle brightener for dark spots

A gentle, stable brightener that fades dark spots without the harshness of hydroquinone.

Jun 24, 2026 · 1 min read
Ingredients

Tranexamic acid: a targeted fix for stubborn dark spots

A targeted brightener for stubborn discoloration and melasma — pairs well with vitamin C and niacinamide.

Jun 24, 2026 · 1 min read
Ingredients

Panthenol (provitamin B5): the quiet barrier workhorse

Provitamin B5 — a soothing, hydrating barrier-supporter found in many of the gentlest formulas.

Jun 24, 2026 · 1 min read
Ingredients

Squalane: the lightweight oil that suits almost everyone

A featherweight emollient that seals in moisture without clogging — suits almost every skin type.

Jun 24, 2026 · 1 min read
Ingredients

Bakuchiol: does the “natural retinol” actually work?

A gentler, plant-based “retinol alternative” for sensitive skin — with realistic expectations.

Jun 24, 2026 · 1 min read
Ingredients

Retinaldehyde vs retinol: which retinoid should you use?

One conversion step from active vitamin A — stronger and faster than retinol, but still over-the-counter.

Jun 24, 2026 · 1 min read
Ingredients

Centella asiatica (Cica): the soothing ingredient for redness

A gentle, soothing botanical for redness, irritation, and barrier recovery — the “Cica” in K-beauty.

Jun 24, 2026 · 1 min read
Ingredients

Ceramides: the lipids that hold your skin barrier together

The lipids that seal your skin barrier — essential for dry, sensitive, and over-exfoliated skin.

Jun 24, 2026 · 1 min read
Ingredients

Peptides in skincare: do they actually work?

Signal peptides nudge skin to firm and repair — a gentle, well-tolerated supporting act, not a retinoid replacement.

Jun 24, 2026 · 1 min read
Concerns

Anti-aging skincare: what actually works

Sunscreen, retinoids, and vitamin C do the heavy lifting. The proven core, minus the marketing.

Jun 24, 2026 · 1 min read
Ingredients

Glycolic vs lactic vs mandelic acid: which AHA is right for you?

Molecule size is everything: glycolic is strongest, lactic is balanced, mandelic is gentlest.

Jun 24, 2026 · 1 min read
Routines

Skincare routine for sensitive skin: gentle actives that work

Fewer products, patch-testing, and barrier-first care — plus the gentlest actives that still deliver.

Jun 24, 2026 · 1 min read
Routines

Skincare routine for dry skin

Hydrate with humectants, then seal with a richer cream. The two-step logic dry skin needs.

Jun 24, 2026 · 1 min read
Routines

Skincare routine for oily and acne-prone skin

Control oil and clear pores without stripping. A simple AM/PM framework for oily, acne-prone skin.

Jun 24, 2026 · 1 min read
Concerns

How to fix over-exfoliated skin

Tight, shiny, stinging skin after ramping up acids? Stop exfoliating, go bare-bones, and let the barrier heal.

Jun 24, 2026 · 1 min read
Concerns

Skin barrier damage: signs and how to repair it

Stinging, flaking, sudden sensitivity? Pause actives, simplify, and rebuild with barrier-supporting ingredients.

Jun 24, 2026 · 1 min read
Ingredients

Hyaluronic acid: how to use it (and the mistake everyone makes)

Apply to damp skin and seal with moisturiser — otherwise this humectant can pull water out of your skin.

Jun 24, 2026 · 1 min read
Guides

Sunscreen guide: SPF, mineral vs chemical, and how much to apply

Broad-spectrum SPF 30+, two finger-lengths, every day. The sunscreen basics most people get wrong.

Jun 24, 2026 · 1 min read
Routines

Morning vs night skincare routine: what goes where

AM is for protection, PM is for repair. The simple rule for splitting actives between day and night.

Jun 24, 2026 · 1 min read
Guides

Skincare dupes: how to find a cheaper alternative that works

A good dupe matches the actives and formula that matter — not just the marketing. How to spot one (and let a tool do it).

Jun 24, 2026 · 1 min read
Ingredients

Azelaic acid: the gentle multitasker for redness, acne and dark spots

One of the most versatile and best-tolerated actives — good for redness, breakouts, and pigmentation at once.

Jun 24, 2026 · 1 min read
Ingredients

AHA vs BHA: which exfoliant is right for your skin?

AHAs smooth and brighten the surface; BHA clears pores. Which to pick by skin type, and how to avoid over-exfoliating.

Jun 24, 2026 · 1 min read
Concerns

Fading dark spots (hyperpigmentation): what actually works

Antioxidants and pigment-calmers fade marks over time — but without daily SPF, nothing sticks.

Jun 24, 2026 · 1 min read
Guides

How long does skincare take to work? A realistic timeline

Most actives need 8–12 weeks. A realistic timeline by ingredient — and why tracking beats guessing.

Jun 24, 2026 · 1 min read
Routines

How to build a skincare routine from scratch

Start with the three essentials, add one active at a time, and match it to your skin. The no-overwhelm framework.

Jun 24, 2026 · 1 min read
Concerns

Salicylic acid vs benzoyl peroxide for acne: which is right?

Salicylic acid clears pores; benzoyl peroxide kills bacteria. Which to reach for depends on the kind of acne you have.

Jun 24, 2026 · 1 min read
Ingredients

Vitamin C in skincare: L-ascorbic acid vs derivatives

Pure L-ascorbic acid is the gold standard; derivatives are gentler. How to pick, and how to use vitamin C in the morning.

Jun 24, 2026 · 1 min read
Ingredients

Niacinamide: what it does and who should use it

The low-drama multitasker: oil control, barrier support, and calmer skin — compatible with nearly every other active.

Jun 24, 2026 · 1 min read
Ingredients

Retinol for beginners: how to start without wrecking your skin

Start low and slow, buffer with moisturiser, and expect a few weeks of adjustment. The beginner’s playbook for retinoids.

Jun 24, 2026 · 1 min read
Routines

The correct order to apply your skincare products

Thinnest to thickest, water before oil, SPF last in the AM — the simple rules for layering, plus the exceptions.

Jun 24, 2026 · 1 min read
Ingredients

Skincare ingredients you shouldn’t mix (and what to use instead)

The most common active-ingredient conflicts — and the simple AM/PM and alternate-night fixes that let you use them all.

Jun 24, 2026 · 1 min read