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Substance Name: Pycnogenols
RN: 174882-69-0


  • Pycnogenol (tradename) is a commercial mixture of bioflavonoids with antioxidative properties; isolated from the bark of the French marine pine Pinus pinaster or Pinus maritima; term suggested to designate flavan-3-ol derivatives.

Molecular Formula

  • Unspecified

Classification Codes

  • Adjuvants, Immunologic
  • Hematologic Agents
  • Immunologic Factors
  • Platelet Aggregation Inhibitors

Names and Synonyms

Name of Substance

  • Pycnogenols


  • French maritime pine bark extract
  • Picnogenol
  • Pycnogenol (Pinus maritima) Extract
  • Pycnogenol (Pinus maritima) Extract [bark]

Systematic Name

  • Pycnogenol

Registry Numbers

CAS Registry Number

  • 174882-69-0

Other Registry Numbers

  • 284048-60-8
  • 320574-24-1

System Generated Number

  • 0174882690