According to a Dietitian

Soba noodles are a traditional Japanese favorite composed mainly or purely of buckwheat flour. Soba noodles are made entirely or in part with gluten-free buckwheat flour. Soba Buckwheat Noodles Food Japan Travel Guide Japan Hoppers King Soba Organic 100 Buckwheat Noodles are kosher ideal for vegetarians vegans celiacs or people who are wheat and gluten sensitive. Soba buckwheat noodle . See more about why soba is the quintessential Japanese noodle and explore further in this sites Guide to Soba Noodles. Premium soba noodles are 100 buckwheat and thus are gluten-free. Despite the name buckwheat is unrelated to wheat and contains no gluten. Soba shops are a common sight in Japanese cities small eateries serving specialties made with these beloved noodles. Theyre similar in nutrition to whole-wheat spaghetti and a good. Soba noodles are traditional Japanese noodles made from buckwheat flour and have been an important part of their cultural cuisine for hundreds of years.