Raw sauerkraut with pineapple: the tropical fermented recipe

What if you added a tropical touch to your homemade sauerkraut? This recipe for raw sauerkraut with pineapple combines the power of natural probiotics from lacto-fermentation with the sweet softness of fresh pineapple. The result: an original variant, rich in enzymes and lactic bacteria, that will delight both fermentation enthusiasts and those curious for new flavors.

At Biovie, we add a special touch: marine plasma, which partially replaces salt and enriches the preparation with minerals and trace elements. An exclusivity that makes all the difference.

Why add pineapple to your raw sauerkraut?

Classic raw sauerkraut — lacto-fermented cabbage — is already a concentrate of benefits. But by adding fresh pineapple juice, you achieve a remarkable synergy between two families of active compounds.

On one hand, lactic fermentation transforms the sugars in the cabbage into lactic acid thanks to the Lactobacillus and Leuconostoc bacteria naturally present on the leaves. On the other hand, pineapple provides bromelain, a proteolytic enzyme that aids in protein digestion and has documented anti-inflammatory properties.

Pineapple juice also adds natural sugars that feed the lactic bacteria and can slightly accelerate the fermentation process. The final taste is a surprising balance between the characteristic acidity of sauerkraut and a subtle tropical sweetness.

The health benefits of lacto-fermented sauerkraut

Raw sauerkraut is much more than a culinary side dish. It is a true functional food whose benefits are supported by scientific research.

An exceptional source of natural probiotics: one gram of artisanal raw sauerkraut contains between 1 and 10 billion live probiotic bacteria. A study published in Food Microbiology (2022) identified 28 strains of Lactobacillus and 7 strains of Leuconostoc in artisanal sauerkraut — a diversity superior to that of most commercial probiotic supplements, which contain only 2 to 10 strains.

Support for intestinal flora: according to a review published in Nutrients (PMC9003261), regular consumption of fermented foods positively alters the composition of the gut microbiota. Lactic bacteria pre-digest the cellulosic fibers of cabbage, making them gentler on the intestine.

Vitamins synthesized during fermentation: the lacto-fermentation process generates B group vitamins (B1, B6, B9, B12) as well as vitamin K2, which contributes to calcium fixation on bones. These nutrients are not present in fresh, non-fermented cabbage.

Short-chain fatty acids: a study from the University of Cambridge (Gut Microbiome journal) showed that regular consumption of lacto-fermented vegetables increases the diversity and concentration of short-chain fatty acids in the gut, compounds essential for the health of the intestinal mucosa.

To delve deeper into the subject, discover our comprehensive guide: Lacto-fermentation, a true health asset.

Pineapple: A Tropical Touch Rich in Enzymes

Pineapple not only adds flavor to this sauerkraut recipe. It contains bromelain, an enzymatic complex that aids in the digestion of proteins by breaking them down into peptides and amino acids that are more easily assimilated.

Studies show that bromelain helps reduce bloating, flatulence, and heartburn. It also has anti-inflammatory and fibrinolytic properties. Combined with the probiotics in sauerkraut, it creates a particularly interesting digestive synergy.

To learn all about this tropical fruit, check out our dedicated article: The Health Benefits of Pineapple.

Ingredients for Raw Pineapple Sauerkraut

To make about 1 liter of fermented pineapple sauerkraut, here is what you will need:

• 1 organic white cabbage (about 1 kg), finely sliced
• 20 g of unrefined sea salt (2% of the cabbage's weight) — which salt to choose for lacto-fermentation?
• The juice of half a fresh pineapple (about 200 ml), extracted with a juicer or blender and then filtered
• 10 ml of marine plasma — learn more about lacto-fermentation with marine plasma
• 200 ml of filtered water (chlorine-free)

Biovie Tip: for optimal quality pineapple, you can use our freeze-dried pineapple from Thailand rehydrated, whose enzymes are preserved thanks to the low-temperature freeze-drying process.

Step-by-Step Recipe: Fermented Pineapple Sauerkraut

1. Preparing the Cabbage

Wash the cabbage and remove the first outer leaves (keep one or two to cover the jar). Slice the cabbage into thin strips using a mandoline or a sharp knife. Place the strips in a large bowl, add the sea salt, and massage vigorously for 5 to 10 minutes. The cabbage should become soft and start to release its water.

Let it rest for 15 to 30 minutes so the salt continues to extract the juice.

2. Adding Pineapple Juice and Marine Plasma

Prepare the fresh pineapple juice with a juicer. Mix it with the filtered water and the 10 ml of marine plasma. Pour this mixture over the salted cabbage and mix thoroughly by hand. The brine should take on a beautiful golden hue.

3. Jar Filling and Fermentation

Pack the mixture firmly into a clean glass jar (like a Le Parfait or Mason jar). The cabbage must be completely submerged in the liquid — this is the key to successful fermentation. Place a whole cabbage leaf on top to keep the strips under the brine, then a weight (clean stone, small glass bowl).

Close the jar without screwing it completely (fermentation produces CO2 that must be able to escape). Place it on a plate (there may be overflow in the first few days).

4. Duration and Storage

Let it ferment at room temperature, ideally between 15 and 22 °C, away from direct sunlight. The fermentation duration varies:

• Minimum 2 weeks: light fermentation, mild and fruity taste
• 3 to 4 weeks: optimal fermentation, good balance of acidity and tropical sweetness
• Beyond 4 weeks: more pronounced and acidic taste, softer texture

Taste regularly starting from the 2nd week to adjust according to your preferences. Once satisfied with the taste, seal tightly and store in the refrigerator. Sauerkraut can be kept this way for several months.

New to fermentation? Our guide Home Fermentation: Where to Start? will guide you step by step.

Variations and Tips to Customize Your Sauerkraut

Pineapple sauerkraut is a base that you can easily adapt to your tastes:

• Tropical Turmeric Sauerkraut: add 1 teaspoon of freshly grated turmeric for an intense golden color and additional anti-inflammatory properties
• Ginger-Pineapple Version: incorporate 1 tablespoon of freshly grated ginger for a spicy kick and enhanced digestive benefits
• Mixed Exotic Sauerkraut: replace part of the pineapple juice with mango or papaya juice to vary the flavors
• Spicy Touch: a few chili flakes for a tropical kimchi style — also discover the benefits of kimchi

To discover more fermentation recipes, check out our list of the 15 Best Fermented Foods for Your Gut Flora.

Precautions and Contraindications

Home fermentation is a safe process when done correctly, but some precautions are necessary:

• Strict Hygiene: thoroughly wash your hands, utensils, and jars before starting. A previously boiled jar reduces the risk of contamination.
• Warning Signs: if you notice colored molds (pink, black, green), an unpleasant smell (putrid rather than acidic), or an abnormal slimy appearance, do not consume the product. A slight white film on the surface (Kahm yeast) is harmless and can be removed.
• Gradual Introduction: if you are not used to fermented foods, start with 1 to 2 tablespoons per day. Live probiotics can cause temporary bloating as your gut flora adjusts.
• Bromelain and Medications: pineapple contains bromelain which can interact with blood thinners and some antibiotics. Consult your doctor if you are on medication.

FAQ — Raw Pineapple Sauerkraut

In Practice: The Opinion of Eric Viard, Tropical Agronomist

"Pineapple sauerkraut is one of those recipes I particularly love because it perfectly illustrates the philosophy of living foods: raw, fermented foods rich in enzymes and natural probiotics. The marine plasma we add brings a mineral dimension that you won't find in any other sauerkraut recipe. With Aurélie, we have been exploring these combinations of traditional fermentation and tropical ingredients for years — our book Algae for Everyday, awarded by the Gourmand World Cookbook Award and the National Academy of Cuisine Prize, testifies to this passion for culinary innovation in the service of health." — Eric Viard, founder of Biovie.

Update: April 2026. Article validated by Éric Viard, founder of Biovie and ISTOM engineer, co-author of "Algae for Everyday" (Gallimard, 2024) — Best Cookbook in the World, Gourmand Cookbook Awards 2025, and Best Cookbook in France, National Academy of Cuisine 2025.

Disclaimer: The information presented in this article is provided for informational purposes only and does not constitute medical advice. Consult a qualified healthcare professional before making any significant changes to your diet or supplementation. As part of a varied and balanced diet and a healthy lifestyle.

Find all our organic ingredients for living foods on https://www.biovie.fr/en/