Kosk: Natural Bitters & Supplements Inspired by Nature

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New Arrivals

While quality is our DNA, product innovation is our lifeblood. On the New Arrivals page, you can discover our latest and most advanced products!


Welcome to our web shop

Welcome to our web shop where we offer a wide variety of natural botanical bitters and liquid fast-absorbing food supplements under the renowned Kosk brand. We believe that natural is the way to go. Kosk is inspired by Jägala-Joa waterfall. The power of the waterfall and clean nature are our inspiration. Find your freedom!


At Kosk, we want to take our share of responsibility and contribute to resolving the global health and environmental challenges.

We do this by:

Our sustainable sourcing – sustainable raw materials​

  • Most of our raw material comes from the wild forest
  • We promote sustainable farming
  • All our suppliers comply with our strict guidelines for safe raw material production

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Fresh News from Kosk team

Get regular information about our products. Be part of
Kosk Natural family


Our Team

Liis Tuur

Founder, CEO and CTO

Seasoned and dedicated sustainability, innovation and quality expert. 25 years’ global experience in the food industry.

Eike Sild

Estonian Sales Manager

Dedication, passion, focus on results. Education specialist, herbalist and expert on health coaching. Dedicated cycling athlete.

Aavo Koppel


30 years’ experience in corporate finance and investments.

Kristin Moppel

Marketing Consultant

Expert on start- up´s marketing, digital marketing and e-commerce.