What is fermented soy bean?

Fermented soy bean is a type of processed soybean where natural bacteria break down the complex components of the food, altering its texture and flavor. It's a popular ingredient in many Asian cuisines.

What are the nutritional benefits of fermented soybean?

Fermented soybean is rich in protein, dietary fiber, and vitamins. It also provides beneficial isoflavones and promotes gut health due to its probiotic nature.

How is fermented soybean prepared?

Soybeans are soaked, boiled, and then mixed with specific types of bacteria or mold, and left to ferment for a specific time in a temperature-controlled environment.

What does fermented soybean taste like?

The taste of fermented soybean varies but it often has a salty, savory, and complex umami flavor.

Is fermented soybean good for health?

Yes, fermented soybean is nutritionally rich, excellent for gut health, and may have benefits in managing heart health and menopausal symptoms.

Does fermented soybean contain gluten?

Pure fermented soybeans are gluten-free. However, you need to check ingredient labels as some brands may add wheat or other gluten-containing additives.

Can I make fermented soybean at home?

Yes, you can make fermented soybeans at home though the process is quite time-consuming and requires specific conditions for the fermentation to take place.

Can I use fermented soybean in all kinds of dishes?

Fermented soybean's unique flavor works great in many dishes, especially in soups, stir-fries, sauces and marinades.

How should I store fermented soybean?

Fermented soybeans should be stored in the refrigerator in an airtight container after opening.

Do fermented soybeans need to be cooked before eating?

Most variants of fermented soybeans are safe to eat after opening, but cooking can enhance their flavor

What is the shelf life of fermented soybeans?

When unopened, fermented soybeans can last for many months. Once opened, if stored correctly, they can last several weeks in the refrigerator.

Can people with soy allergy eat fermented soybeans?

Even if fermented, it's still soy product. Therefore, people with a known allergy to soy should avoid eating fermented soybeans.

Is there any potential health risk in consuming fermented soybean?

Too much consumption may cause bloating due to its high fiber content. Fermented soybeans also contain good amount of sodium so individuals on low-sodium diet should be cautious.

What are some popular dishes where fermented soybeans are used?

Popular dishes made from fermented soybeans include miso soup, natto, tempeh, and many Chinese and Korean stews and sauces.

Can vegetarians and vegans eat fermented soybeans?

Yes, fermented soybeans are plant-based and suitable for both vegetarians and vegans.

You can buy it at Weee! Asian Market, www.sayweee.com.

Asian American store with free delivery available*

Where to buy fermented soy bean near me?

*Orders above $35, varies by region

Shop now

Top 5 products for Fermented Soy Bean

#1

Chaoshan Assorted Fermented Black Beans 300 g

Rich umami and salty depth make these fermented black beans perfect for Cantonese stir‑fry, braised pork, tofu mapo, and dipping sauces. Packed with protein and probiotics, they boost flavor and gut health, ideal for any fermented soy bean recipe.

$4.49 - $5.49

Shop now

Tammy.joes
How did I cook fermented black beans? I rinsed the fermented black beans with filtered water, so that it’s less salty. Then I cooked it with bitter melon. It was delicious. Please follow, like, and support my videos
weee.8395494
Chaoshan fermented black beans are very fragrant, a must-have for cooking, and worth having.
annice kitchen
These fermented black beans are really great, each one is distinct and has a wonderful aroma; however, there is an expiration date on them, and I don't know if it's expired or the production date.
annie kang
It has a faint fragrance. The packaging is exquisite and well-matched.
Meimei
I can buy this product without leaving home, Weee is really great!
Lilyocean
A pretty big bag of fermented soybeans, good reviews
安蓝
This mouthful of fresh, salty and fragrant food directly captured my taste buds. The unique spicy flavor of galangal and the fermented aroma of black beans are a perfect match.
咩咩
I think the products of this brand are very clean and the packaging is also very good

#2

Jayone Fermented Soybean Paste Spicy, Frozen 300 g

$2.69 - $3.29

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Mark
This is the Cheonggukjang I always buy. I bought it to make anchovy Cheonggukjang.
SY
It's my first time buying this, and it's savory and delicious.
jalaikana71
I heard that adding a little soybean paste to cheonggukjang makes it taste better, so I tried it. The taste wasn't bad, but it was quite salty. I bought it again to try cooking just the cheonggukjang next time.
Eli
I portion out the cheonggukjang and take out one piece at a time whenever I cook it.
ykatie75
It came with cold package but do not know whether it is good or not. I haven’t tried it yet.
JUYEON
This is so delicious. I'm really enjoying this in the US.
임유화
It doesn't smell strong, and it's savory and delicious.
JUYEON
I'll try to boil it well so it doesn't smell bad hehehe
jjjjjjj
I'm looking forward to the Cheonggukjang!
lincolncysto
It tastes like country-style cheonggukjang. I added the cheonggukjang at the end. It has a slight smell, but it is delicious. I repurchased it.

#3

Hokkaido Natto Fermented Soy Beans with Seasoning Sauce 3pk, Frozen 4.2 oz

$2.24 - $2.99

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LisaLisa
First time trying to eat natto
MD
It's made with 100% soybeans from Hokkaido, so I feel safe eating it. I'm looking forward to trying it.
weee.12890366
It arrived properly frozen, with dry ice included.
rosymaple
Arrived! There’s 3 packs in here. It’s good!
davbancroft
Containers in good condition, well packaged in a cool container!
weee
This is delicious!! And affordable too.
Serena
I bought delicious natto at a good price
weee.8705430
Excited to try!
보리차동차
The reviews weren’t lying when they said it’s different. The larger beans really do make a difference in texture and flavor. The sauce is good too

#4

Shirakiku Natto Mito Organic Fermented Soybean, Frozen 135.9 g

$1.88 - $3.79

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王全刚
Organic natto, one box every morning for breakfast
Cindy
I ate it already but was great
밥묵자
I always keep this stocked. A freezer essential.
Yu
It was great
ままん
I bought a bunch because they were a little cheaper. I'll freeze them for later.
weee.11595683
It always takes them a while to finish eating.
Roomy
I'm a repeat buyer. I use it in natto udon.

#5

Mizkan Kintsubu Niowa Natto Low Smell Frozen 3pk 4.88 oz

$1.61 - $2.99

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Mix
I bought it on sale. I always buy it.
hhhhhoii
It's great for a quick meal.
Li
Good quality
weee.8738347
very good
ma
This is a repeat purchase. It's inexpensive, which I appreciate.
쪼물이
It's delicious, so I'm reordering!!
sakiyajin
All of Kin no Tsubu's natto are delicious.
sakiyajin
The Kin no Tsubu series of natto is delicious!
mamaji
My family eats it every day, so I'm glad it's easy to buy.
貓奴
Summer Weight Loss and Beauty Natto Salad

Popular recipes

Soybean Soup with Tofu

This warming and hearty soup is a hit in any season, where the unique taste of the is beautifully complemented by the silky tofu. Ingredients: , tofu, seaweed, spring onions, water.

Stir Fry

Stir frying this ingredient brings out the umami flavors and complements nicely with vegetables. Perfect for a quick, flavorful dinner. Recipe made in a Stir Fry Pan. Ingredients: , bell peppers, carrots, sesame oil, garlic.

Rice Cooker Rice

This simple, yet delicious recipe uses a rice cooker to easily infuse rice with the rich flavor of . Ingredients: , short grain rice, water, sesame oil, salt.

Instant Pot Stew

The Instant Pot makes this stew an easy and comforting meal, with the deep flavors developing quickly under pressure. Ingredients: , chicken, carrots, water, spring onions.

and Eggplant Stir Fry

This dish brings out the best of both and eggplant. The tender eggplant absorbs the flavors wonderfully. Ingredients: , eggplant, garlic, spring onions, sesame oil.

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Frequently asked questions

What is fermented soy bean?
Fermented soy bean is a type of processed soybean where natural bacteria break down the complex components of the food, altering its texture and flavor. It's a popular ingredient in many Asian cuisines.
How is fermented soybean prepared?
Soybeans are soaked, boiled, and then mixed with specific types of bacteria or mold, and left to ferment for a specific time in a temperature-controlled environment.
Is fermented soybean good for health?
Yes, fermented soybean is nutritionally rich, excellent for gut health, and may have benefits in managing heart health and menopausal symptoms.
Can I make fermented soybean at home?
Yes, you can make fermented soybeans at home though the process is quite time-consuming and requires specific conditions for the fermentation to take place.
How should I store fermented soybean?
Fermented soybeans should be stored in the refrigerator in an airtight container after opening.
What is the shelf life of fermented soybeans?
When unopened, fermented soybeans can last for many months. Once opened, if stored correctly, they can last several weeks in the refrigerator.
Is there any potential health risk in consuming fermented soybean?
Too much consumption may cause bloating due to its high fiber content. Fermented soybeans also contain good amount of sodium so individuals on low-sodium diet should be cautious.
Can vegetarians and vegans eat fermented soybeans?
Yes, fermented soybeans are plant-based and suitable for both vegetarians and vegans.

What are the nutritional benefits of fermented soybean?
Fermented soybean is rich in protein, dietary fiber, and vitamins. It also provides beneficial isoflavones and promotes gut health due to its probiotic nature.
What does fermented soybean taste like?
The taste of fermented soybean varies but it often has a salty, savory, and complex umami flavor.
Does fermented soybean contain gluten?
Pure fermented soybeans are gluten-free. However, you need to check ingredient labels as some brands may add wheat or other gluten-containing additives.
Can I use fermented soybean in all kinds of dishes?
Fermented soybean's unique flavor works great in many dishes, especially in soups, stir-fries, sauces and marinades.
Do fermented soybeans need to be cooked before eating?
Most variants of fermented soybeans are safe to eat after opening, but cooking can enhance their flavor
Can people with soy allergy eat fermented soybeans?
Even if fermented, it's still soy product. Therefore, people with a known allergy to soy should avoid eating fermented soybeans.
What are some popular dishes where fermented soybeans are used?
Popular dishes made from fermented soybeans include miso soup, natto, tempeh, and many Chinese and Korean stews and sauces.
Where can I buy?
You can buy it at Weee! Asian Market, www.sayweee.com.

Tammy.joes
How did I cook fermented black beans? I rinsed the fermented black beans with filtered water, so that it’s less salty. Then I cooked it with bitter melon. It was delicious. Please follow, like, and support my videos
weee.8395494
Chaoshan fermented black beans are very fragrant, a must-have for cooking, and worth having.
annice kitchen
These fermented black beans are really great, each one is distinct and has a wonderful aroma; however, there is an expiration date on them, and I don't know if it's expired or the production date.
annie kang
It has a faint fragrance. The packaging is exquisite and well-matched.
Meimei
I can buy this product without leaving home, Weee is really great!
Lilyocean
A pretty big bag of fermented soybeans, good reviews
安蓝
This mouthful of fresh, salty and fragrant food directly captured my taste buds. The unique spicy flavor of galangal and the fermented aroma of black beans are a perfect match.
咩咩
I think the products of this brand are very clean and the packaging is also very good
Mark
This is the Cheonggukjang I always buy. I bought it to make anchovy Cheonggukjang.
SY
It's my first time buying this, and it's savory and delicious.
LisaLisa
First time trying to eat natto
MD
It's made with 100% soybeans from Hokkaido, so I feel safe eating it. I'm looking forward to trying it.
weee.12890366
It arrived properly frozen, with dry ice included.
rosymaple
Arrived! There’s 3 packs in here. It’s good!
davbancroft
Containers in good condition, well packaged in a cool container!
weee
This is delicious!! And affordable too.
Serena
I bought delicious natto at a good price
weee.8705430
Excited to try!
보리차동차
The reviews weren’t lying when they said it’s different. The larger beans really do make a difference in texture and flavor. The sauce is good too
王全刚
Organic natto, one box every morning for breakfast
Mix
I bought it on sale. I always buy it.
hhhhhoii
It's great for a quick meal.
Li
Good quality
weee.8738347
very good
ma
This is a repeat purchase. It's inexpensive, which I appreciate.
쪼물이
It's delicious, so I'm reordering!!
sakiyajin
All of Kin no Tsubu's natto are delicious.
sakiyajin
The Kin no Tsubu series of natto is delicious!
mamaji
My family eats it every day, so I'm glad it's easy to buy.
貓奴
Summer Weight Loss and Beauty Natto Salad
weee.18081782
I saw that the reviews were very positive. It's plum-flavored natto, and this is my first time buying it. I hope it's delicious!
weee.7064
I like this sauce and buy it often.
weee.15654526
Really good, always get this flavor, on sale is a bonus
morimoto.yasuko
Abusolutely good price $ 1.79 each . Cheper than HMart .
Takuma
I bought it again. The texture is just as good as the Japanese version, and I always enjoy it.
weee.12890366
It's a household essential. It's delicious.
ku
This natto has a delicious plum flavor.
Okka
I buy this every time! It tastes just like the one in Japan and is delicious.
nicehyung
When making doenjang jjigae, if you turn off the heat at the end and stir in one packet of natto, it tastes like cheonggukjang.