Flaky skin on the shoulders, itching, sometimes red patches: many people confuse dandruff with scalp psoriasis. However, these are not the same condition, and their treatments are completely different. Here's how to tell them apart in just a few minutes of observation.
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Dandruff: dry or oily, two different origins
Dandruff appears when the scalp's skin renews itself too quickly. Dry dandruff consists of fine, white, dust-like particles that easily fall onto the shoulders, on a dry and sometimes slightly irritated scalp. Oily dandruff, on the other hand, forms yellowish, sticky flakes that adhere to the scalp, in areas rich in sebum.
- They are diffuse, spread over the entire scalp
- They change in periods, often depending on the season and stress level.
- They are not accompanied by clearly defined patches.
The distinction isn't just a matter of vocabulary. An anti-dandruff routine applied to psoriasis won't do any good, and the reverse is also true. Before choosing a product, you need to know what you're looking at—it's the first thing I do in a consultation, and it's also something anyone can do in front of a mirror.
Scalp psoriasis: an autoimmune disease
Here, neither sebum nor yeast is the culprit, but rather an excessive reaction of the immune system. The skin produces its cells up to seven times faster than normal, forming thick, dry, well-defined red patches covered with silvery scales. It is a chronic condition: it cannot be cured, but it can be controlled and stabilized over time.
Dandruff or psoriasis: how to recognize yours?
Five criteria are usually sufficient to guide the decision:
- The form: diffuse and scattered scales, or clear and circumscribed patches
- Thickness: thin and light, or thick and strongly adhesive
- The color: white or yellowish, or silvery on a red background
- Location: distributed everywhere, or concentrated on the edges and nape of the neck
- The progression: fluctuating according to the seasons, or established and recurring in waves.
Verified review
"I've been testing this routine for over a month and a half to get rid of my
scalp problems, and to tell you the truth, I'm still blown away by the results. After years of all kinds of treatments and medications, I no longer have any dandruff or itching."
Manon C., a customer for 2 months
Discover the solutionThe protocol adapted to each situation
In both cases, the principle is the same: to avoid further irritating an already fragile scalp, therefore a gentle wash at pH 5 and daily soothing of itching. The targeted step, however, differs: rebalancing cell renewal and the microbiome for dandruff, gently exfoliating adherent scales for psoriasis. These treatments support scalp comfort and do not replace a medical diagnosis.
Anti-PSO & Plaques Protocol
Complete treatment for dry scalp patches
To remember
- Dandruff is diffuse and thin, psoriasis forms well-defined plaques
- Psoriasis is related to the immune system, dandruff to skin renewal.
- Never scratch away stubborn skin flakes: risk of bleeding and localized hair loss
- Psoriasis cannot be cured, but it can be controlled in the long term.
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