How One Startup Turns Methane Into Edible Protein episode artwork

EPISODE · Jun 16, 2026 · 15 MIN

How One Startup Turns Methane Into Edible Protein

from The Climate Tech Podcast with Fexingo: Energy, Sustainability, and Decarbonization Companies · host Fexingo

Episode 54 of The Climate Tech Podcast explores a surprising twist in methane utilization: turning it into food. Lucas and Luna dig into the work of Calysta, a California-based startup that has developed a fermentation process to convert methane into a protein powder called FeedKind. They break down the science — methane-eating microbes growing in bioreactors — and the economics: Calysta's joint venture with Adisseo in China is building a $350 million facility targeting 200,000 tons of annual output. The episode compares this to traditional protein sources like soy and fishmeal, noting that FeedKind uses 99% less water and produces a fraction of the carbon footprint. They also discuss the regulatory hurdles, including FDA approval for use in animal feed, and the potential to scale up to replace a significant portion of the global fishmeal market, which currently uses millions of tons of wild-caught fish each year. The conversation touches on why Big Food and aquaculture giants are paying attention, and what it would take for methane-derived protein to reach human dinner plates. #Calysta #FeedKind #MethaneToProtein #ClimateTech #SustainableProtein #Aquaculture #Fermentation #MethaneUtilization #FoodTech #AlternativeProtein #CarbonReduction #CircularEconomy #Biotechnology #Adisseo #China #Business #FexingoBusiness #BusinessPodcast Keep every episode free: buymeacoffee.com/fexingo

Episode 54 of The Climate Tech Podcast explores a surprising twist in methane utilization: turning it into food. Lucas and Luna dig into the work of Calysta, a California-based startup that has developed a fermentation process to convert methane into a protein powder called FeedKind. They break down the science — methane-eating microbes growing in bioreactors — and the economics: Calysta's joint venture with Adisseo in China is building a $350 million facility targeting 200,000 tons of annual output. The episode compares this to traditional protein sources like soy and fishmeal, noting that FeedKind uses 99% less water and produces a fraction of the carbon footprint. They also discuss the regulatory hurdles, including FDA approval for use in animal feed, and the potential to scale up to replace a significant portion of the global fishmeal market, which currently uses millions of tons of wild-caught fish each year. The conversation touches on why Big Food and aquaculture giants are paying attention, and what it would take for methane-derived protein to reach human dinner plates. #Calysta #FeedKind #MethaneToProtein #ClimateTech #SustainableProtein #Aquaculture #Fermentation #MethaneUtilization #FoodTech #AlternativeProtein #CarbonReduction #CircularEconomy #Biotechnology #Adisseo #China #Business #FexingoBusiness #BusinessPodcast Keep every episode free: buymeacoffee.com/fexingo

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How One Startup Turns Methane Into Edible Protein

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This episode is 15 minutes long.

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This episode was published on June 16, 2026.

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Episode 54 of The Climate Tech Podcast explores a surprising twist in methane utilization: turning it into food. Lucas and Luna dig into the work of Calysta, a California-based startup that has developed a fermentation process to convert methane...

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