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TLDR Review: Bob's Red Mill Arrowroot Flour

By ShopSavvy Team

Published: February 8th, 2026

Pros

•Excellent substitute for cornstarch, especially for those with corn allergies or seeking a noMO option.
•Works perfectly as a thickening agent for stews, pot pies, fruit pies, and other recipes, performing just like cornstarch without any ofutting taste.
•Effective as a binding agent in various homemade recipes and DIY projects.
•Versatile for personal care uses, including making body butter, deodorant, and even as a dry shampoo that refreshes hair, absorbs oil well, and leaves no residue.
•Produced by Bob’s Red Mill, a reputable and employewned brand known for ethical practices and quality products.
•Contains lower levels of lead compared to similar products, making it a safer choice, and it has higher fiber and calcium content than cornstarch.

Cons

•No significant drawbacks are commonly noted, but as with any specialty flour, it may be priced slightly higher than regular cornstarch alternatives, which could matter if used in larger quantities.
•Some users might find it less common or less readily available than traditional thickeners at local grocery stores.

Bottom Line

Bob’s Red Mill Arrowroot Flour is a reliable, versatile, and clean alternative to cornstarch, perfect for cooking, baking, and a variety of DIY personal care projects. If you’re looking for an allergy-friendly, non-GMO thickener with multiple household uses, this is a great choice that delivers consistent results. For those seeking a similar product with broader availability or lower price, cornstarch is the usual go-to, but if you want the added benefits and ethical sourcing, this is the flour to grab.

Lowest at any Popular Retailer

$6.99 at Amazon

How we researched this

About this review: We pulled together findings from professional reviews and hundreds of user reviews, and cross-referenced them with ShopSavvy's pricing data from 81 retailers to give you the short version.