Claims of 65-hour working week and pay as little as 34 pence per hour in factories subcontracted to produce kit for the Games.
Adidas is the official sportswear of the London Olympics and the British team.
The London Organising Committee of the Olympic Games (LOCOG) has said that they will investigate claims that Olympic uniforms are being made in "sweatshop" conditions in Indonesia.
Newspaper reports claim that workers producing Adidas clothing are working 65 hour weeks for as little as 34 pence per hour.
Adidas is the official sportswear of the London Olympics and the British team whose range of sportswear was designed by Stella McCartney.
A spokeswoman for LOCOG said that they have taken the claims seriously and contacted staff at Adidas who promised to investigate.
"We place a high priority on environmental, social and ethical issues when securing goods and services and take these allegations extremely seriously," she said.
"We have spoken to Adidas and they have assured us that they are investigating these allegations, the conclusions of which will be made public. "
A report in The Independent claimed that workers' rights in nine factories which have been subcontracted to produce Adidas Olympic kit, are abused and they are forced to work long hours.