NTP was established in 1978 in response to concerns about potential human health effects of chemicals in our environment.
Three agencies form the core for NTP: NIEHS, NIOSH, and FDA/NCTR.
In FY 2018, NIEHS provided support for NTP activities through interagency agreements with other federal agencies.
NTP budget for FY 2018 and contracts that support NTP research.
General inquiries, websites, and staff directory information.