Skip the week of guessing. Start a real sourdough habit with a live culture that’s already proven.

This dehydrated San Francisco–style sourdough starter from Cultures for Health is an heirloom culture: activate it once, feed it, and bake loaf after loaf of tangy, chewy homemade sourdough bread. Just add flour and chlorine-free water. No commercial yeast. No mystery jar from a friend. Non-GMO organic white wheat flour and live active cultures in a shelf-stable packet — ready when you are.

Perfect for first-time bakers and anyone who wants artisan sourdough bread, sourdough discard recipes, pancakes, and pizza dough from one living starter.

What’s in the packet
1 dehydrated San Francisco Style sourdough starter culture + activation instructions.

Ingredients
Organic white wheat flour, live active cultures.

Contains gluten. Non-GMO. Manufactured in a facility that processes products containing gluten.

How to start
Store the packet in a cool, dry place until you’re ready. Activate with unchlorinated water and white flour in a glass jar. Feed until it’s bubbly and smells pleasantly tangy — then bake.