NETZRO’s technology transforms food byproducts into upcycled ingredients that reduce waste and expand the food economy without growing more food.

Minnesota, USA
Joined November 2018
Our founder, Sue Marshall launced a new class at University of California Davis Brewers Masters program on how brewers can be enablers of a circular food supply chain. It was a success! Check it out.
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What if your favorite beer could help feed people? 🍺➡️🥖 Spent grain is packed with fiber, protein, and essential nutrients—making it an incredible ingredient for breads, snacks, and more. Upcycling it means turning “waste” into nourishment.
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Every upcycling story is unique, the impacts are universal: upcycled food is a climate solution with important outcomes. Learn more 💚 @upcycled-food-association and explore!
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NETZRO's fearless leader, Sue Marshall brings the upcycled food vibe this week in Minneapolis. Food upcycling is the perfect bridge. Don't you think?
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Eggshells aren’t waste—they’re overlooked. Billions of eggs are processed each year, generating massive volumes of shell waste. At NETZRO, we see something different: a nutrient-dense resource hiding in plain sight. Follow along as we unlock what’s inside the shell.
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NETZRO has been working with Prasanth Kumar, PhD at UofMN & his amazing lab for 2 years working on finding additional value in fruit pomace. Funding for his lab has been secured so this work on industrial yeast fermentation continues. Watch for "Pomace Up" updates.
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NETZRO has been working with Prasanth Kumar, PhD at UofMN & his amazing lab for 2 years working on finding additional value in fruit pomace. Funding for his lab has been secured so this work on industrial yeast fermentation continues. Watch for "Pomace Up" updates. #upcycledfood
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Did you know there is a whole world of ingredients that stop wasted food? Think: delicious sustainable sidestreams transformed into your favorite products. 💚Follow along to learn how you can chef, snack & sip smarter @upcycledfood
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Breweries produce millions of tons of spent grain each year—most of it underutilized. Upcycling spent grain transforms this byproduct into nutrient-rich ingredients, reducing food waste & lowering greenhouse gas emissions. When we upcycle, we’re redesigning the future of food
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Upcycled food is about innovation with impact-It’s a global step toward a circular food economy. Join us in building a better food future-one upcycled bite at a time. 🌍💚Eat Follow along: @upcycled-food-association
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Eggshell collagen is a powerful, sustainable alternative with superior functional benefits. It is a high-potential, differentiated ingredient with real advantages across bioactivity, sustainability, consumer relevance, and innovation. Reduce*Recover*Reharvest We are NETZRO
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Upcycled certified food products diverted 1.23 ml tons of food waste according to 2025 Impact Report released by Were Food Comes From. You can be part of helping mother nature by purchasing food certified upcycled today.
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Happy Food Waste Prevention Week! 🌱🌍♻️ Did you know that 'upcycled food' has a proper definition? NETZRO is the proprietary technology and equipment that safely captures and converts industrial food byproducts into new upcycled ingredients. We power the upcycled food movement.
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Upcycled spent grains can be used to create protein crisps and multigrain flakes with protein high fiber content. We are looking for a food brand that can create a seasoning that includes upcycled Kernza grain. Imagine every bite will help heal the soil 💡
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👉 Compound annual growth rate upcycled food ingredient market as released by FactMr = 5.6% 🌱 It is time to embrace the power of upcycled ingredients – 🌍♻️
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Did you know about 95% of the dry eggshell is calcium carbonate weighing 5.5 grams? The average eggshell contains about. 3% phosphorus and . 3% magnesium and traces of sodium, potassium, zinc, manganese, iron and copper.
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Upcycled certified food products diverted 1.23 ml tons of food waste according to 2025 Impact Report released by Were Food Comes From. You can be part of helping mother nature by purchasing food certified upcycled today.
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The market for using spent grain for human consumption breakdown: 🥖 1 Baked goods🥤 2 Snack foods🥩 3 Plant-based foods🥤4 Beverages Even though millions of tons of spent grain are produced annually 👉80% still goes to animal feed
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Global egg production generates 8 ml tons egg shells annually. It's critical to find alternative. 🔥Strategic Insight-The eggshell market is not one market—it’s a value ladder: Bottom = waste management problem-Top = premium ingredient platform 💡Creates Opportunities-Let's Go!
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Upcycled certified food products sales grew by 21% according to 2025 Impact Report released by Were Food Comes From. You can get UPcycled by purchasing food certified upcycled today.
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