Top Thrive Market Deals for September 2025

Create delicious sourdough bread with an heirloom-variety brown rice sourdough starter. One of our favorite cultures, Flemish-style Desem is made with organic brown rice flour and makes delicious Gluten-Free bread.

Create delicious whole wheat sourdough bread with an heirloom-variety sourdough starter. One of our favorite cultures, Flemish-style Desem is made with organic whole wheat flour and makes delicious whole grain bread.