TruNature Ginkgo Biloba with Vinpocetine

March 2019: The Ninth Circuit Court of Appeals reversed the district court order for summary judgment and remanded the case for further proceedings.

September 2017: The named plaintiff filed a Notice of Appeal regarding the summary judgment decision.

August 2017: A federal judge determined that Costco and NBTY can offer admissible expert testimony and other scientific evidence supporting the advertising claims at issue and thus granted the companies’ motion for summary judgment.

March 2017: A federal judge granted plaintiff’s motion for class certification. To read the court decision, click here.

October 2016: A class-action lawsuit was filed against Costco and NBTY for allegedly falsely representing that TruNature Ginkgo Biloba with Vinpocetine “supports alertness & memory” and “help[s] with mental clarity and memory” when, in reality, the supplement does not perform as advertised and there is no scientific evidence to support such claims. The lawsuit was originally filed in 2014 and amended in October 2016. (Korolshteyn et al v. Costco Wholesale Corp. and NBTY, Inc., Case No. 15-cv-709, S. D. CA.)

For more information about the marketing of supplements and’s coverage of the products, click here.

Print Friendly, PDF & Email

Tags: ,

Leave a Reply

Back to Top ↑
  • Search Class-Action Tracker

  • Recent Class Actions

  • The Class-Action Tracker is intended to notify consumers about false advertising class-action lawsuits filed around the country, but does not necessarily reflect’s opinion with respect to the lawsuits or disposition of the cases

  • Sign Up for E-mail Updates