ONNI haircare products
More volume. More strength. More wellbeing.
Luxury haircare with effective actives & a commitment to sustainability.
Effective formula with clinically tested ingredients like Follicusan® – for visibly denser, stronger hair.
Free from silicones, parabens & hormonally active substances
A solution for every hair need. Individual instead of "one size fits all"
"I'm Stefanie Wirnshofer, founder of ONNI. After years of personal struggles with thinning hair and a sensitive scalp, I immersed myself in the science of hair and scalp health and developed a care line that truly works."
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The problem with conventional haircare
Most products are designed to make hair look more beautiful in the short term – with silicones, film-formers, and fragrances that leave hair looking superficially soft and shiny.
The real problem at the hair roots and scalp, however, is ignored.
Over time, these layers "suffocate" the scalp, restrict the oxygen supply, weaken the hair follicles, and can encourage irritation or even hair loss.
Instead of strengthening, many products merely mask the symptoms – at the expense of long-term hair health.
MY SOLUTION
ONNI restores your scalp's natural balance
ONNI is a perfectly coordinated product line for more hair density, fullness, and growth. It uses highly effective, natural extracts and ingredients.
ONNI works where beautiful hair begins: at the scalp and hair roots.
Just like a flower bed, our scalp needs regular nourishment for a good harvest!
All products build on each other in the way they work. The individual lines can be combined with one another.
The routine consists of Mask, Shampoo, Conditioner, and Serum.
Our products are
Dermatologically tested: skin-friendly and safe
Organic & cruelty-free: responsibly and ethically produced
Free from silicones, parabens & microplastics: clean & consciously formulated
Made in Germany: Crafted to the highest quality and production standards
Perfect for your hair type
Discover my specially curated care sets
Whether you have fine hair, a sensitive scalp, or limp hair lacking volume: with the ONNI Sets, you'll find exactly the combination that suits you.
Each set is designed to cover every step, from cleansing and care to protection. Simple, clear, and effective.
for more fullness & strength
ONNI CLASSIC
The all-rounder for normal to fine, dry hair
Improves hair structure and adds body and grip
Adds volume from roots to ends – without weighing hair down
Activates and strengthens hair follicles for visibly fuller hair
Balances the scalp so hair grows back healthy
The result: More density, more bounce, and hair that feels refreshed
for sensitive scalps & fine hair
ONNI SENSITIVE
The gentle line for very fine, easily oily hair and sensitive scalps
Strengthens fine hair, adds body and shine
Nourishes without weighing hair down
Ideal for color-treated hair - free from pure oils
Restores balance to the scalp's natural protective barrier
Soothes irritated scalps. Reduces feelings of tightness
The result: More density, more volume, and hair that feels truly clean
SET
For stressed and very dry hair
ONNI INTENSE
Maximum potency for visibly denser, stronger-growing hair.
Rich care for thick, frizzy, and very dry hair
Nourishes and revitalizes limp hair with highly concentrated actives
Reduces breakage. Strengthens hair fibers from root to tip
Sulfate-free, for extra-gentle cleansing
The result: Intensively nourished hair and silky softness
Find your perfect care routine
With our hair diagnosis, you'll find the right product recommendation for your hair type.
Duration: 4 minutes
It really IS that easy to use
Every one of our sets follows this simple principle:
Our bestseller -
The Hair Growth Serum
The ONNI Hair Growth Serum is the heart and essential part of the ONNI Routine.
It actively stimulates the scalp over the long term for improved nourishment of the hair roots, thanks to Follicusan® and caffeine.
Frequently asked questions about ONNI products
Return policy
Our goal is for you to be completely happy with your purchase. That's why we offer an extended 60-day return policy – so you can try your ONNI favorites at your own pace.
If something still isn't right, just get in touch. We'll find a solution together.
Ship
We do our best to ship your order as quickly as possible. As soon as your order is on its way, you'll receive a shipping confirmation by email with further details.
Delivery times may vary depending on your location.
Production
We work exclusively with carefully selected local manufacturers in Germany, whom we audit regularly. We place great importance on high quality standards and resource-conscious production.
Naturally, all ONNI products are developed and produced without animal testing. We neither conduct nor commission animal testing.
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