Antacid Recall: Kirkland Signature Calcium Carbonate
Announced 2026-06-10 · FDA
This recall concerns Kirkland Signature Calcium Carbonate chewable antacid tablets manufactured for Costco by Guardian Drug Co., Inc. The recall is due to the presence of small metallic particles in the tablets and covers lots listed with expiration dates 2/28/2029; 1716258 Exp 3/31/2029, distributed nationwide in the United States. The recall notice does not specify a corrective action.
| Brand | Guardian Drug Co. Inc. |
|---|---|
| Product | KIRKLAND Signature, ULTRA STRENGTH ANTACID, Calcium Carbonate, 1000 mg, 265-count bottle, MANUFACTURED BY: GUARDIAN DRUG COMPANY, INC., 2 CHARLES COURT/DAYTON, NJ 08810, FOR: Costco Wholesale Corporation, 999 Lake Drive, Issaquah, WA 98027, NDC 63981-171-80 |
| Reason | Presence of foreign substance: small metallic particles in chewable tablets. |
| Severity | moderate |
| Distribution | U.S.A. Nationwide |
| Agency | FDA |
| Recall / campaign no. | Lot#: 1716059, 1716060, 1716061, 1716062, 1716063, 1716218, 1716219, 1716228, 1716229, 1716238, Exp 2/28/2029; 1716258, Exp 3/31/2029. |
WHAT YOU SHOULD DO
- Stop using the affected tablets immediately.
- Check your bottle's lot number against the recalled lots; if matched, do not use the product.
- Return or discard the recalled product and seek a refund or replacement per Costco's recall guidance.
- For questions, contact Guardian Drug Co., Inc. at 2 Charles Court, Dayton, NJ 08810 or Costco Wholesale at 999 Lake Drive, Issaquah, WA 98027.
This is an automatically maintained record of an official recall notice. Details can change; always follow the official notice linked above. See all records in the Recall Database.