An eighth person has been charged over the theft of more than $1 million worth of baby formula by an alleged family-run crime syndicate.
Police say the 22-year-old woman was arrested at Sydney's Silverwater prison on Thursday morning for allegedly stealing baby formula from stores across the city before it was sent overseas.
The gang allegedly used a network of thieves who delivered the goods to locations in Carlingford before it was sold overseas.
The 22-year-old woman is due to face the Parramatta Local Court later on Friday charged with 10 counts of larceny and participating in a criminal group - contribute to a criminal activity.