10 Best Organic Rye Sourdough Starter of December 2025

• Ditch the store bought yeast packets and make your own live and active sourdough starter. Very easy to maintain using just 3 ingredients. Starter, flour, and water using a 1:1:1 ratio.
• CHILD APPROVED! Child Tester is, like her mother, a sucker for rye, but this one really got her going. She ooo’d and ahhhh’d at the rye pizza crust we tested it with, and nommed down her pizza like she thought someone might steal it! A resounding TWO THUMBS UP!! for this lovely, tart, full-bodied starter!
• You will receive 1 teaspoon of dehydrated Swedish Rye sourdough starter.
• This Rye sourdough bread starter is very lively and active.
• Activation instructions are available on our website.
• Banneton NOT included.

Positively Probiotic

• A HEARTY STRAIN OF WILD YEAST: This sourdough bread starter is fed exclusively using organic bread flour and has been taken directly from our own batch in its live form.
• IT’S ALIVE: The content of this package is a moist living ball of sourdough starter culture and it will need care immediately upon delivery. If purchasing sourdough starter to give as a gift, we recommend our Breadtopia Dry Sourdough Starter instead.
• MADE WITH ORGANIC INGREDIENTS: Our sourdough starter culture is made with high quality non-GMO and organic ingredients. This sourdough starter contains naturally occurring wild yeast, friendly Lactobacillus bacteria and organic wheat flour.
• THE ONLY SOURDOUGH STARTER YOU'LL EVER NEED: With regular feeding and proper care, your fresh sourdough starter can be used indefinitely.
• EASY TO USE AND MAINTAIN: Follow our simple instructions for using and caring for your live sourdough starter.

Breadtopia

• Live Cultures! - This package contains fresh, moist sour dough starter with billions of probiotic cultures of wild yeast and lactobacilli ready to be fed.
• Versatile - Craft bakery worthy versions of your favorite recipes: French Bread, Pancakes, Pizza Dough, Pretzels, Cakes, Rolls, Muffins and more!
• Better for You - Lower glycemic index, less gluten, free of preservatives, higher nutritional bioavailability, and higher antioxidant content are all benefits of sourdough fermentation!
• Perpetual - Heirloom starters can be reused indefinitely with proper care and regular feeding.
• Natural - Made with only Non-bleached, Non-GMO, Certified Organic flour and water! That's it.

Cooper's Gourmet Shop

• HEALTHY: Each starter contains a blend of bacteria and yeast that boosts the nutritional content of your bread and creates incredible flavor in every batch.
• SMART: With proper care, our heirloom sourdough starter can be reused indefinitely to leaven baked goods, making it easy for you to create delicious bread over and over again.
• VERSATILE: Make more than just bread! Use this starter to try your hand at creating delicious pizza dough, muffins, pancakes, pasta, cakes, and more.
• PREMIUM: Each sourdough bread starter is made with fresh, high-quality ingredients that are natural and non-gmo, ensuring you know exactly what is going into you recipe.
• SAFE: Each batch is pathogen tested by a trusted third-party laboratory so you know you are getting a high quality, healthy starter to make great baked goods at home.

Cultures for Health

• Made with RYE flour and filtered water only.
• Clear precise use instructions are in the packet.
• Once activated, The starter can be kept alive forever if it is fed daily on a regular schedule.
• Active sour can be kept for up to 10 days in refrigerator without feeding.
• Active sour can be frozen when not used for 6 months or more.

Bakerdale

• HEALTHY: Each Starter contains a blend of bacteria and yeast that boosts the nutritional content of your bread and creates incredible flavor in every batch.
• SMART: With proper care, our heirloom gluten free sourdough starter can be reused indefinitely to leaven baked goods, making it easy for you to create delicious bread over and over again.
• VERSATILE: Make more than just bread! Use this starter to try your hand at creating delicious Gluten free pizza crust, muffins, pancakes, donuts, pasta, cakes, and more.
• PREMIUM: Each Gluten Free sourdough bread starter is made with fresh, high quality ingredients that are natural and non-gmo, ensuring you know exactly what is going into your recipe.
• SAFE: Each batch is pathogen tested by a trusted third-party laboratory so you know you are getting a high quality, healthy starter to make great baked goods at home.

Cultures For Health

• Completely organic and 100% grown and milled in the United States, our flour blend is similar to white rye flour but with more bran, offering a darker color and more robust flavor for rye baked goods
• King Arthur Organic rye flour is perfect for baking rye bread and adds complex flavors to other baked goods including cookies, brownies, and quick breads. We especially love it for rye chocolate chip cookies and rye banana bread
• King Arthur organic rye flour is Non-GMO Project Verified; Certified USDA Organic
• Founded in 1790, King Arthur is a 100% Employee-Owned Company, a founding B Corporation and the nation's premier baking resource, offering everything from top-quality baking products to inspiring recipes
• We are King Arthur Baking Company. Our name and logo reflect who we've always been and always will be: bakers who are committed to spreading the simple joy of baking

King Arthur

SweetCreatesUS

• HEALTHY: Each starter contains a blend of bacteria and yeast that boosts the nutritional content of your bread and creates incredible flavor in every batch
• SMART: With proper care, heirloom our sourdough starter can be reused indefinitely to leaven baked goods, making it easy for you to create delicious bread over and over again.
• VERSATILE: Make more than just bread! Use this starter to try your hand at creating delicious pizza dough, muffins, pancakes, pasta, cakes, and more.
• PREMIUM: Each sourdough bread starter is made with fresh, high-quality ingredients that are natural and non-gmo, ensuring you know exactly what is going into you recipe.
• SAFE: Each batch is pathogen tested by a trusted third-party laboratory so you know you are getting a high quality, healthy starter to make great baked goods at home.

Cultures for Health