Case Study

Fermentful

Fermentful Brewing showcases gut-friendly, plant-based probiotic drinks at ViennaUP 2025 – a sustainable innovation from Riga.

Walking into ViennaUP 2025, you could feel the buzz of innovation—founders, investors, corporates, and ecosystem builders converging across Vienna. Among them, Fermentful, a Latvian food-tech startup, stood out. We met their team, filmed an insightful interview, and here’s why their story—and what happened at ViennaUP—matters.

About the company
Brewing gut-boosting innovation

Fermentful crafts plant-based, kefir-style probiotic drinks made from organic green buckwheat, a nutrient-packed super-seed harvested from the Baltic Region is now in the VIENNA REGION.

Available in four delicious flavors—Natural, Apple-Lingonberry, Sea Buckthorn, and Dark Chocolate—each drink is:

  • Gluten-free, dairy-free, vegan, with zero added sugar
  • Built around scientifically validated live cultures, delivering probiotic health benefits  

Fermentful's mission launched in July 2020: to create gut-nourishing, planet-friendly snacks that support mental and physical health.

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Prime Location
Why regeneration and gut health matter

According to Fermentful’s founders, green buckwheat is more than just superfood—it’s a regenerative crop that:

  • Grows without synthetic fertilizers, supporting soil health and biodiversity
  • Delivers a nutritional punch—packed with amino acids, polyphenols, and micronutrients  

By fermenting this super-seed, Fermentful enhances nutrient bioavailability, converting it into a creamy, probiotic beverage that’s both delicious and health-boosting.

Support
How ViennaUP and the VIENNA REGION Accelerate Startups

Fermentful’s presence at ViennaUP showcases why regional startup festivals are essential:

  1. Global Exposure
      a. Brought in by the Vienna Business Agency’s support, Fermentful accessed local mentors, capital introductions, and corporate pilots
  2. Investor and Media Reach
      a. Festival visibility opens doors to press features, regional networks, and European investor attention
  3. Ecosystem Synergy
      a. ViennaUP connects startups with policy-makers, accelerators like aws & FFG, and deep-tech hubs—creating leverage for scaling
  4. Product Credibility
      a. When health-tech founders and public agencies support your story, it signals real-world trust to consumers and B2B partner

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Companies share their success

Discover how the Vienna Region has empowered businesses to achieve their aspirations through comprehensive support, including assistance in finding ideal properties, facilitating networking opportunities, and providing tailored funding solutions.

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Customers in the VIENNA REGION are highly educated and seek high-quality, plant-based products because they are very health-conscious.

Anda Penka, Founder, Fermentful