National Toxicology Program

National Toxicology Program
http://ntp.niehs.nih.gov/go/nm-n20111

Nomination Summary for Oligomeric proanthocyanidins from grape seed & pine bark (N20111)

Oligomeric proanthocyanidins from grape seed & pine bark

Specific Substances: Grape seed extract, Pine bark extract

Nomination Date: 03/07/2001

Nominator: NCI

Rationale: Significant human exposure through use as a dietary supplement; limited available toxicity information

NTP Principles: 2, 3

Status: Selected


Agents and Status

The following information relates to the specific agent and may include history from earlier or later nominations for this same agent.

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CASRN: GRAPESEEDEXT

Agent Name: Grape seed extract

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CASRN: PINEBARKEXT

Agent Name: Pine bark extract

NTP is located at the National Institute of Environmental Health Sciences, part of the National Institutes of Health.