Below you will get the opportunity to learn about a special seaweed called sea grapes. You’ll read about what they are, and how to cook them for one nutritional side dish.

Table of Contents
What Are Sea Grapes?
Sea grapes is a species of ulvophyte green algae that tastes similar to seaweed. This bubble-fronded seaweed is used in dishes across Japan and Southeast Asia. In Japan, it is called umi-budō, which is translated to “sea grapes” directly.
Are They Edible?
Yes! They are perfectly safe to eat. Fun fact, it is sometimes called green caviar due to its similarity to green-colored fish roe.
What Do Sea Grapes Seaweed Taste Like?
Sea grapes are salty with a hint of sweet and acidic flavor. The texture is similar to that of caviar.
Are Sea Grapes Good for You?
Low in calories and a great source for minerals, sea grapes also contain vitamins A, C and K. Said to have medicinal properties with benefits ranging from anti-inflammatory properties to heart, bone and skin health. Plus they contain polyunsaturated fatty acids that are found in the Omega 3 group.
Where to Buy Sea Grapes?
Asian grocers or specialty markets are where you will typically find sea grapes. If you aren’t lucky in those places, then you can buy dehydrated sea grapes online and then soak them in water to rehydrate.
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Sea Grapes Recipe
Ingredients
- ¼ lb sea grapes rinsed
- 1 plum tomato diced
- 1 medium red onion minced
- ¼ cup white vinegar
- Salt and pepper to taste
- ¼ teaspoon sugar
Instructions
- Whisk together vinegar, salt, pepper, sugar, tomato, and onion in a mixing bowl.
- Add the rinsed sea grapes.
- Toss and transfer to a serving bowl. Serve and enjoy!

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