The foundation of great hair starts at the scalp.
Microbiome, barrier, buildup and routine building — the NOUI guide to treating your scalp like skin, with ten supporting guides and one pillar.
The pillar guide
The scalp is skin — and healthy hair grows out of healthy skin. The complete NOUI guide to the microbiome, the barrier, buildup and building a routine that suits your hair.
· 9 min read
Supporting guides
One small trial made rosemary oil famous. Minoxidil has decades of data. Here is a fair comparison, including what each one asks of you.
· 8 min read
Peptides are the new headline on shampoo bottles. Here is the difference between the ones that repair hair fibre and the ones sold for growth.
· 7 min read
Buildup is product, sebum and shed skin, not dandruff. Here is how to clear it once a week without stripping the scalp.
· 7 min read
Heatless curling only protects hair if the tension, dampness and duration are right. Here is the version that does not cause breakage at the hairline.
· 6 min read
Cheaper haircare is often equivalent. Here are the four things worth checking on the back of the bottle before you swap.
· 7 min read
How heat, humidity, cold, and dry air each affect your scalp — and how to adjust your routine accordingly.
· 5 min read
The nutrients and foods that actually support scalp and hair health, backed by what we know so far.
· 5 min read
Why a one-size-fits-all scalp routine doesn't work, and how to build one for your specific hair and scalp type.
· 5 min read
The three most-confused scalp issues, how to tell them apart, and how to treat each one.
· 5 min read
Does scalp massage actually help hair growth? The science, the tools, and how to do it properly.
· 5 min read
A step-by-step at-home scalp detox to clear product buildup and reset your routine.
· 5 min read
A breakdown of the scalp oils and serums worth trying, by concern — dryness, flaking, and sensitivity.
· 5 min read
Flaking, itching, oiliness, tenderness — what your scalp is trying to tell you and what to do next.
· 5 min read
The scalp microbiome explained simply — how it affects hair health and how to support it naturally.
· 5 min read
Why "skinifying" your scalp routine is 2026's biggest hair trend, and how to actually do it.
· 5 min read
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