This Sourdough Starter Dehydrated Organic from Heritage Sourdough is a traditional New England yeast and baking agent that has been passed down for over 175 years. The product comes in a 15-gram bag and is perfect for baking homemade sourdough bread. With no artificial flavoring, preservatives, or GMOs, this starter is organic, dairy-free, and low in sugar and fat. It is perfect for those looking for a high-quality, authentic sourdough starter to use in their baking recipes.