Prop 65 notice 2018-00984: Costco Wholesale Corporation
Center for Food Safety filed this California Prop 65 60-day notice on June 18, 2018. It names Costco Wholesale Corporation and alleges exposure to Acrylamide from Kirkland Signature Organic Creamy Peanut Butter, CA, Kirkland Signature Creamy Almond Butter.
The violations below are alleged in a 60-day notice. They are not proven. A 60-day notice is not a lawsuit and not a finding of liability.
- AG number
- 2018-00984
- Date filed
- Noticing party
- Plaintiff attorney
- Lozeau Drury LLP
- Alleged violators
- Chemicals
- Source or product
- Kirkland Signature Organic Creamy Peanut Butter, CA, Kirkland Signature Creamy Almond Butter
- Official notice
- Notice PDF at oag.ca.gov
- Official record
- Attorney General record for 2018-00984
- Last checked
- November 11, 2026
What happened after this notice
Reported to the Attorney General by the party that filed the notice, as of November 12, 2026. A settlement is not an admission and not a finding that anyone broke the law.
Civil Complaint,
- Defendant
- Costco Wholesale Corporation
- Case
- Center for Food Safety v. Costco Wholesale Corporation
- Court
- Alameda County Superior Court, RG18918460
- Relief sought
- Warning, Civil Penalty
- Official document
- PDF at oag.ca.gov
Supplemental Complaint,
- Defendant
- Costco Wholesale Corporation; Caro Nut Company; Severn Peanut Company; Meherin Agricultural & Chemical Company; Hampton Farms, Inc.
- Case
- Center for Food Safety v. Costco Wholesale Corp., et al.
- Court
- Alameda County Superior Court, RG18918460
- Relief sought
- Warning, Civil Penalty
- Official document
- PDF at oag.ca.gov
Other notices naming Costco Wholesale Corporation
- Pasco Foods, Inc. and 1 more: Lead in Golden Farms Pineapple ChunksNotice 2026-05271, filed 2026-11-09 by Clean Product Advocates, LLC
- C. H. Guenther & Son LLC and 1 more: Lead in Cuisine Adventures French Onion SoupNotice 2026-05269, filed 2026-11-09 by Clean Product Advocates, LLC
- CJ Cheiljedang Corporation and 3 more: Lead in Bibigo Mandu Whole Shrimp DumplingsNotice 2026-04936, filed 2026-10-16 by Environmental Health Advocates, Inc.
- Verde Valle Food, Inc. and 2 more: Lead in A Dozen Cousins Spanish Yellow Rice Cooked with Bone BrothNotice 2026-04862, filed 2026-10-09 by Clean Product Advocates, LLC
- Costco Wholesale Corporation and 1 more: Cadmium, Lead in Kirkland Signature Imported Basil PestoNotice 2026-04861, filed 2026-10-09 by Clean Product Advocates, LLC
Recent notices filed by Center for Food Safety
- Sprouts Farmers Market, Inc.: Lead in Sprouts Farmers Market Prenatal MultiNotice 2019-02222, filed 2019-12-02 by Center for Food Safety
- Garden of Life LLC and 2 more: Lead in Garden of Life Vitamin Code Raw Prenatal MultivitaminNotice 2019-02221, filed 2019-12-02 by Center for Food Safety
- Golden Boy Foods Ltd. and 2 more: Acrylamide in Great Value No Stir Crunchy Natural Peanut Butter Spread, Great Value Creamy Peanut Butter, Great Value No Stir Creamy Natural Peanut Butter Spread, Great Value Crunchy Peanut Butter, Great Value Honey Roasted Creamy Peanut & Honey SpreadNotice 2019-02026, filed 2019-10-30 by Center for Food Safety
- Jarrow Formulas, Inc. and 1 more: Lead in Dietary supplementsNotice 2019-01393, filed 2019-07-24 by Center for Food Safety
- Best Nest Wellness, LLC: Lead in Dietary supplementsNotice 2019-01392, filed 2019-07-24 by Center for Food Safety