Journal

Know your skin, better.

Plain-spoken, sourced guides on reading your skin, building a routine that works and tracking real progress.

Comparison · 6 min read

Best AI Skin Analysis Apps in 2026: Pori vs Glow, YouCam, SkinVision

Nine apps that analyze your skin from a photo, compared on what they actually measure, whether they're medical, what they cost and where they fall short.

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Guide · 5 min read

How AI Skin Analysis Works (and How Accurate It Is)

From face detection to a 468-point mesh to region-by-region scoring: what an AI skin analyzer does with your selfie, where it falls short, and how to get results you can compare.

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Guide · 6 min read

How to Find Your Skin Type: Simple At-Home Tests

Two easy at-home tests, the signs of each of the five skin types, and why your answer can shift with the seasons, hormones and age.

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Guide · 5 min read

What Is Skin Age? How Old Your Skin Looks and Why

A skin age test estimates how old your skin looks from visible signs. Here's what it reads, why the sun matters most, and which habits actually move the number.

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Guide · 6 min read

How to Track Acne Progress (and Know If Treatment Is Working)

Acne improves slowly, so the mirror is a poor judge. A simple weekly photo routine and a few notes will tell you whether your treatment is actually working.

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Guide · 6 min read

How Sleep, Stress, Water and Diet Affect Your Skin

Some lifestyle-skin links are well supported and others are mostly myth. Here is what the evidence says, and how to test it on your own skin.

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Guide · 5 min read

A Simple Skincare Routine for Beginners: Morning and Night

You don't need ten steps. Three products cover the basics, and one well-chosen extra can handle a specific goal.

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