
kolagen194×A look in the mirror you’ll like again. Firmer skin, hair and nails.
100 % bioactive · made in Czech Republic · since 2016
Bioactive marine collagen with 95% absorption and 500 Da for skin, hair and nails. Functional mushrooms for mind, energy and inner balance. The only Czech brand that does both. Made in Brno, hydrolysed for us in Switzerland.
Our products
Bioactive marine collagen for your skin, hair and nails. Functional mushrooms for mind, energy and inner balance. We make everything ourselves in Brno.





Reviews
4.9 / 5 from 339 verified reviews.
Works, but not as dramatically as I'd hoped.
Monika
I take it with vitamin C, a great combination.
Martin
Recommended 👌
Veronika
Second month — results coming slowly.
Jana
I take it with collagen — it makes sense. Without vitamin C the body can't synthesise collagen. Pure ascorbate, no fillers.
Eva
Yes
Barbora
After two months I coaxed clear skin out of myself without makeup. Worth it.
Anna
I take it through summer — skin more resistant to the sun. With SPF, excellent.
Mirka
Practical, easy, it works. Third pack.
Sára
Noticeably stronger hair after 6 weeks.
Simona
In a tough period — work and two kids — MIND keeps me afloat. A calmer approach.
Aneta
After menopause the skin needs help. This works, unlike many pricey serums. Firmer skin, thicker hair, nails that don't break.
Lucie
Second month, small change on the skin so far. I hope it shows up after 60 days.
Simona
Flawless 👍
Klára
Recommended 👍
Lucie
Works, but not as dramatically as I'd hoped.
Marek
I recommend it.
Tereza
I've been using the product for a week, so I can't judge yet.
Štěpánka
I travel a lot — NANO is a must in the suitcase. The sachet stays home.
Wanda
Nice taste, no sweetener. I take it in the morning.
Lenka
The product didn't suit me, but I understand others get on with it.
Ingrid
Thank you for fast delivery. The bottle is nicely designed — looks like luxury cosmetics.
Šárka
I take it regularly.
Lenka
Been taking it a year, skin and nails are visibly better.
Patrik
Top 👌
Lucie
Completely tasteless, neutral. I can add it even to coffee. After a month stronger nails, fuller hair.
Sandra
I recommend it to anyone over 35. Skin needs help, this is it. Hair and nails are a bonus.
Nikola
Recommended 👍
Josef
A gift from a friend, now I buy it myself. Clean taste, no sweetener, with a glass of water in the morning.
Eva
A gift from my daughter, I take it regularly.
Erika
Been on it a month — result is smaller than I expected so far.
Jana
First time with a liquid collagen. It works, but the sachets feel more decisive — more collagen per dose.
Renata
I recommend it; no flavour bomb, but effective.
Květa
It works 👍
Dominika
Super 👍
Martina
Satisfied.
Aleksandra
Three months in, taking it diligently. Smoother skin, lines less visible. Happy.
Žaneta
I take it in winter as immune support too. Proper vitamin C 👌
Iva
👌
Žaneta
I've been taking it a month — my energy is steadier. I used to crash in the afternoon, now it's better.
Helena
Happy 😊
Lucia
I'm betting on quality, not on a big cure full of fillers. This is pure collagen.
Vendula
I recommend it to everyone.
Petra
The whole family is satisfied.
Veronika
Very happy.
Jana
After a month the skin is fresh, a visible difference.
Lucie
Product OK, the result after a month is barely visible.
Petra
After the first month I wasn't sure, but I decided to stick with it. After the second month my skin was visibly firmer, lines around the eyes less pronounced. Worth the 60 to 90 days.
Katerina
Good collagen, waiting for the full effect.
Jan
Happy 😊
Helena
Science, not wellness
Skin starts forgetting at 25. Collagen reminds it.
Two worlds of collalloc
Bioactive marine collagen
Standard collagen is 5 to 10 kDa. The 500 Da peptide passes the gut wall and reaches the bloodstream.
Bioactive peptides for skin, hair, and nails. No fillers, no shortcuts.
Wild fish from the Arctic Ocean. Processed for us in Switzerland.
Functional mushrooms
Lion’s Mane, Cordyceps, Chaga, Maitake, each with its own job.
2,400 mg of active compounds per day. 4 capsules, 30 days per pack.
Energy and clarity without the energy-drink effect. Anytime in your day.
The most common questions about our products, production and brand. Concrete answers, no marketing fluff.
collalloc kolagen is 100% bioactive marine collagen with a molecular weight around 500 Daltons, hydrolysed using Swiss TRIPEPTIDE® technology, with a clinically measured 95% absorption. One daily dose contains 3,300 mg of pure collagen of types I, II and III, with no fillers, sweeteners, colourings or flavourings. Bioactive means the body works with it the way it works with its own collagen.
collalloc is made from off-cuts of wild-caught North Atlantic fish, specifically the parts (skin, fins, heads) the food industry would otherwise discard. Hydrolysis is done in Switzerland; sachet filling on our own lines in Brno (Czech Republic). No fish are caught extra for the collagen, the process is ethical upcycling. More on our production page.
Bovine, porcine and chicken collagen need heat treatment before processing, which drops absorption to around 10%. Marine collagen from fish does not require heat treatment, stays bioactive, and the body can take it up far more efficiently. Bovine collagen also carries an environmental cost, since most of it comes from Brazil.
First visible changes with collalloc kolagen typically appear after 4 to 6 weeks of daily use, mainly on skin, hair and nails. For the full effect we recommend a continuous course of 60 to 90 days. The musculoskeletal system responds individually and may take longer. Three boxes is a reasonable trial period.
collalloc is a 100% natural bioactive marine collagen with no additives, and many customers take it during pregnancy and nursing with positive feedback. During pregnancy we recommend consulting a doctor. During nursing the product is safe to take.
collalloc is not vegan and cannot be, because its source is wild-caught marine fish. Vegan collagen does not exist as such; all collagen is animal-derived. There are plant-based supports for collagen synthesis (vitamin C, for example), but a true plant collagen is not possible.
collalloc is a 100% natural marine collagen without additives, sweeteners, colourings or flavourings. It does not contain sugar, gluten, lactose or GMO. It is, however, a fish product, so it is not suitable for people with a fish allergy.
No, collalloc does not need refrigeration, neither the sachets nor the liquid collalloc NANO 2.0. The ideal storage temperature is between 4 and 24 °C, in a dry place out of direct sunlight. The box is fine on a kitchen counter or in a cosmetics bag.
collalloc MIND is a food supplement with four functional mushrooms in capsules, made for people who want to look after their mind, energy and calm. It contains Lion’s Mane (memory, focus), Cordyceps (caffeine-free energy), Chaga (antioxidant) and Maitake (stress, hormonal balance), 600 mg of each per dose, 120 capsules for 30 days.
Yes, collalloc MIND can be taken with coffee without any issue. It is caffeine-free and works neither against nor with coffee, it is not a stimulant. The mushrooms act cumulatively; the full effect arrives after 3 to 4 weeks of daily use.
collalloc is available direct from collalloc.com and through our retail partners: Lekárna.cz, Notino, Alza and Benu. collalloc kolagen costs €24 for 30 sachets (one month of use), collalloc MIND €32 for 120 capsules (one month of use).
collalloc is run by the Czech company opio a.s., based in Brno (Dukelská třída 1562/57d, 614 00 Brno, VAT ID CZ10982230), founded in 2016 by Záviš Lacina (more on the about us page). Raw material is hydrolysed in Switzerland; sachets are filled on our own lines in the Czech Republic, and boxes are assembled together with Finish Work, a cooperative for people with disabilities (more on the production page).
Quick answer
collalloc is a Czech wellness brand founded in 2016. We make bioactive marine collagen with a 500 Da molecular weight and 95% absorption, plus functional mushrooms under the collalloc MIND line. Raw material is hydrolysed for us in Switzerland and packed on our own lines in Brno.
Our promise
We won’t spam. We won’t promise miracles. We guarantee quality.
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