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.

FAQ

What is the minimum order for free delivery?

Free delivery starts at $35 in most areas. The exact minimum may vary by region and will be shown at checkout.

How fast is delivery?

Most orders are delivered within 1–2 days depending on your location. You can select your delivery date at checkout.

Do you have physical store locations?

No, we are 100% online. By operating without physical stores, we keep prices lower and pass the savings to you.

Where do you deliver?

We currently deliver to all 50 U.S. states. Enter your ZIP code to confirm availability in your area.

Are there deals for first-time customers?

Yes! New customers can enjoy exclusive first-order discounts and special promotions.

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

It has a faint fragrance. The packaging is exquisite and well-matched.
annie kang
I can buy this product without leaving home, Weee is really great!
Meimei
A pretty big bag of fermented soybeans, good reviews
Lilyocean
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.
安蓝
I think the products of this brand are very clean and the packaging is also very good
咩咩

#2

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

$2.19 - $2.99

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This is delicious!! And affordable too.
weee
I bought delicious natto at a good price
Serena
Excited to try!
weee.8705430
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
보리차동차
I like the soybeans from Hokkaido.
kanako
Everything from Hokkaido is delicious
Sang89
This is my second time buying this
Tracy
It's delicious. This is white.
Haley
It arrived properly frozen. I'm storing it frozen.
Jingjing
Natto is cheap and delicious!
weee

#3

Cholimex Pickled Soybean

Cholimex Pickled Soybean is a perfect item for lovers of fermented soybeans. Enthused with robust flavor, it's an essential ingredient in enhancing Asian recipes, from stir-fry to soups. Its sour, salty taste adds a unique depth to dishes. It's a healthy choice too, rich in protein and fiber. Plus, it offers B vitamins, adding an extra nutritional punch to your meals. This pickled variant adds convenience, eliminating prep time, and maintains freshness across its shelf-life.

$1.99 - $2.79

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The stir-fried minced meat with chili sauce is delicious and fragrant; this is my second purchase.
thaimyyen75
These pickle soy bean is good for soup, rice, dipping fried fish or grilled fish. Very delicious.
plamburi123
It's a little small but it's good. I bought 2 jars
doletranaz
The sauce is delicious, not too salty, and goes well with white rice.
ngocto
This kind is delicious.
lungocmykg2015
I bought some, it's delicious.
vivianle1210
Vietnamese fermented soybean paste is delicious when used to braise tofu.
Tran
The sauce is delicious and just right.
weee.14514469
This soybean paste is delicious and not too salty. I've bought it many times and will buy it again.
TramNguyen
Verry good when cook with fish
weee.10558597

#4

Jayone Fermented Soybean Paste Spicy, Frozen 300 g

$2.69 - $3.29

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This is my first time buying Cheonggukjang. I hope it tastes good. I plan to repurchase it later. The portion is generous, so I think I can split it into two sittings.
jalaikana71
I bought this to cook and eat when going on an outing with friends.
adidas0659
I like that there is Cheonggukjang with such a nostalgic taste.
Mrs.potato
I made crab cheonggukjang with crabs. It was savory and delicious :)
꾝?
If you cut this into four pieces and mix half and half of the soybean paste into each piece when making soybean paste stew, it tastes delicious.
Rina
It is a delicious product that I always repurchase.
Mark
I heard that Cheonggukjang is good for you, so I'm buying it for the first time.
캘리
Korean soybean paste for making Korean soybean paste stew
weee.6991600
I cooked and ate Cheonggukjang. It was delicious.
캠퍼
Very satisfied with the price and taste!
christineshinn169

#5

Shirakiku Natto Mito Organic Fermented Soybean, Frozen 135.9 g

$1.88 - $3.79

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well preserved in cold packing
Selmazing
I get this almost every time.
cassietian2023
I’ve been repurchasing this for the umpteenth time~ The beans are plump~
leesnow070683
The large size makes them very convenient to eat.
Esther
Natto can be bought on Wee, so convenient!
luckymimi
My kids love natto, so we keep buying it.
cica
It is well wrapped with frozen pack
Yen Bui
we love natto.
yangc24
I buy and try every brand, and I love this one too. I like to mix it with rice, along with soy sauce and wasabi.
conniezhao22

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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Recent service reviews

Sept. 2024

Very good prices, delivery on times of any time I ordered . Good service. Good product. You can find anything's on Weee!

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Customer since 2018

Phoenix, AZ

Jun. 2024

I've hunted all over Connecticut for Asian groceries and they're difficult to find in my area. I love being able to order them on Weee!

Product Variety

Customer since 2020

Connecticut, CT

Apr. 2024

Great customer service. Experienced customer service who answers the phone could always solve problem efficiently.

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Customer since 2023

Washington DC

Jan. 2024

I really appreciate that you work hard to uphold standards of quality. I like the wide variety of products and the ease of shopping with you.

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Customer since 2020

Los Angeles, CA

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.

It has a faint fragrance. The packaging is exquisite and well-matched.
annie kang
I can buy this product without leaving home, Weee is really great!
Meimei
A pretty big bag of fermented soybeans, good reviews
Lilyocean
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.
安蓝
I think the products of this brand are very clean and the packaging is also very good
咩咩
This is delicious!! And affordable too.
weee
I bought delicious natto at a good price
Serena
Excited to try!
weee.8705430
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
보리차동차
I like the soybeans from Hokkaido.
kanako
The stir-fried minced meat with chili sauce is delicious and fragrant; this is my second purchase.
thaimyyen75
These pickle soy bean is good for soup, rice, dipping fried fish or grilled fish. Very delicious.
plamburi123
It's a little small but it's good. I bought 2 jars
doletranaz
The sauce is delicious, not too salty, and goes well with white rice.
ngocto
This kind is delicious.
lungocmykg2015
I bought some, it's delicious.
vivianle1210
Vietnamese fermented soybean paste is delicious when used to braise tofu.
Tran
The sauce is delicious and just right.
weee.14514469
This soybean paste is delicious and not too salty. I've bought it many times and will buy it again.
TramNguyen
Verry good when cook with fish
weee.10558597
well preserved in cold packing
Selmazing
I get this almost every time.
cassietian2023
I’ve been repurchasing this for the umpteenth time~ The beans are plump~
leesnow070683
The large size makes them very convenient to eat.
Esther
Natto can be bought on Wee, so convenient!
luckymimi
My kids love natto, so we keep buying it.
cica
It is well wrapped with frozen pack
Yen Bui
we love natto.
yangc24
I buy and try every brand, and I love this one too. I like to mix it with rice, along with soy sauce and wasabi.
conniezhao22
Well packaged. Haven’t tried. Good price.
Luzzie
These are so good, a tangy flavor
cassietian2023
This is a staple in our household. Everyone in my family loves this flavor!
yuppi_29
Not available in local stores. Good price. Will try.
Luzzie
This Meifeng Natto has been repurchased many times and is still delicious.
Mina
I keep buying this brand because it's inexpensive and delicious.
weee.14637148
My favorite natto flavor!
rosymaple
I only buy it when it's on sale. It's probably frozen, so the natto isn't quite as sticky, but I love it so I buy it often.
weee.14605334
love it!! love it!!
weee.8738347
I buy them in bulk when they're on sale!
ayako
This is my first time buying Cheonggukjang. I hope it tastes good. I plan to repurchase it later. The portion is generous, so I think I can split it into two sittings.
jalaikana71