In a brief statement, the firm added it continued "to work actively with the Customs and Border Protection (CBP) to effect a full resolution of the issue for further shipments".
The detention order was based on an inaccurate allegation that the shipments contained products that were produced using forced labor, the firm said earlier in the month.
PureCircle said it was committed to human rights and has been certified by independent auditors to ensure compliance with the Sedex Members Ethical Trade Audit (SMETA) which requires that "there is no forced, bonded or involuntary prison labour used".
Stevia is a plant extract used in Coca-Cola Coke Life and other drinks.
The group also confirmed that its product, including shipments being withheld by US customs is not sourced from Inner Mongolia Hengzheng Group Baoanzhao Agricultural and Trade LLC.