Here I share what I learn, jar by jar — the methods, the mistakes and what science is only just beginning to explain.
Lacto-fermentation does not require milk: the name refers to the formation of lactic acid. All our products are vegan, plant-based and gluten-free. Read more in our FAQ.

Planted in Champagne, picked day by day and fermented in brine: this is how our cucumber project began. Laurent shares the choices behind the first barrels, from flavour and crunch to careful observation.

Long before probiotic pills and labels, cellars and jars preserved a living knowledge passed down from one generation to the next.

From Seoul to Split and Tokyo to Mexico: five cultures, five traditions and five versions of the simple spoonful habit.

Fermentation brine is often discarded, yet it contains the essence of the process. Symbiotonic turns it into a concentrated living elixir.

Taste, wellbeing and a renewed local way of living are bringing an old craft back to Swiss tables.

A celebration, a passion and a purpose: Laurent shares five years of artisan fermentation from Champagne in the canton of Vaud.

A tribute to Sandor Ellix Katz and to the book that helped inspire Fermentierra’s journey.

From one jar in a kitchen to a living craft rooted in French-speaking Switzerland: the story of Fermentierra’s first five years.

Listen to the RTS programme “Le Guichet” about fermented foods, with Francesca Fucci and Laurent Cornu.