Which scientific retail innovation first allowed consumers to accurately measure their blood glucose levels at home without sending samples to a lab?

The intersection of science and retail has led to revolutionary advancements in how products are developed, marketed, and sold. From laboratory innovations reaching store shelves to cutting-edge technologies enhancing the shopping experience, scientific developments have transformed the retail landscape. Test your knowledge about a significant scientific retail innovation that changed how consumers interact with products in the health and wellness sector.

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The Accu-Chek blood glucose meter (1980s)
The PillCam ingestible diagnostic device (2001)
The Fitbit wireless activity tracker (2009)
The Withings wireless blood pressure monitor (2011)