Best Potato Starch Substitutes for BakingNo potato starch? These alternatives thicken and lighten gluten-free baked goods.1. Tapioca StarchReplace 1:1Best substitute for gluten-free baking.Shop on Amazon โ2. Arrowroot PowderReplace 1:1Works well in most applications.Shop on Amazon โ3. CornstarchReplace 1:1Most accessible substitute โ slightly denser result.Shop on Amazon โโ Try our AI substitution tool