It happened at around 4:17 p.m. on East 14th Street in San Leandro, where the vehicle went out of control.
Witnesses say a woman had been shopping at the store before she accidentally drove into the store instead of driving away.
Six people were transported to a hospital for minor to moderate injuries.
All of those injured are expected to survive.
At 4:17 PM, ACFD responded to a vehicle into a building on E 14th Street in @CitySanLeandro. A total of 10 people were injured. Six people required transport by @FalckAlCo for minor to moderate injuries. @SanLeandroPD is conducting an investigation. #ALCOFIRE @alcofirefighter pic.twitter.com/VWHXa1uHbf— Alameda County Fire (@AlamedaCoFire) October 4, 2021