SkinLogsBlog
Notes on tracking your own skin
Practical, non-clinical notes on keeping your own record over time. Nothing here is medical advice. If something concerns you, a licensed professional is always the right call, not an app.
How to track eczema over time: a step-by-step record
A step-by-step way to keep a private record of eczema over time: photos, itch and sleep notes, products, and what to bring to an appointment.
Tracking acne and breakouts alongside your routine
How to keep a private record of acne breakouts and the products you try, so you can see what actually changes over weeks rather than days.
Keeping a record of contact dermatitis and possible triggers
A step-by-step way to record a contact reaction, the products and materials involved, and the timeline, so you have a clear history to bring to your appointment.
How to tell if a skincare product is actually working
Why "my skin feels different" isn't proof of anything, what a fair before-and-after comparison actually requires, and how long to wait before deciding.
How long should you patch test a new product?
Most reactions show up in the first 48 to 72 hours, but some take weeks. Where to test, what to look for, and how to keep a real record of it.
Why a product works for everyone else and not you
A five-star review is a description of someone else's skin, routine, and environment, not a prediction about yours. What actually varies between people.
What to bring to an appointment
A short checklist for making a visit count: what to log before you go, what a photo alone won't tell your doctor, and how to walk in prepared instead of guessing from memory.
How to track a skin condition over time
Consistent photos, a light-touch diary, and what actually matters if you want your own record to be useful months from now instead of a folder of random photos.
Reading your own patterns without over-reading them
Why a few days of "it got worse after X" isn't proof of anything, what a longer log actually makes visible, and how to stay curious without jumping to conclusions.