For those worried about problem ingredients lurking in packaged products, ipiit is here (for iPhone and Android). Simply set your preferences—i.e., things you want to avoid, like gluten or aspartame—and scan bar codes while you shop. Ipiit lets you know whether or not the chosen food is “okay for you” based on your parameters. If a product isn’t in ipiit’s database, you can opt to submit a few snapshots of its packaging through the app so it can be added for future scans.

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