大量的研究说好，至少比普通面包好很多

AI说：

Sourdough bread offers benefits like improved digestion, better blood sugar control, and enhanced nutrient absorption due to its natural fermentation, which breaks down carbs and reduces antinutrients. The fermentation process also creates probiotics and antioxidants, supports gut health, and lowers the glycemic index, making it a healthier choice for managing hunger and blood sugar spikes compared to regular bread, though it's not gluten-free for celiac sufferers

我现在的最常买的“主食”是这个：