It alleges to improve symptoms such as low immunity, allergy symptoms, and frequent colds/flu. I wonder whether this Kirkland brand of grapefruit does mention the origin of the food in this case. Kirkland Signature Red Grapefruit Cups, $14 for 8 cups “These are basically the reason I shop at Costco. Costco is known for its quality wine selection. But the retailer doesn't just sell other producers' wine. Free Delivery With $75 Minimum Order. Eight cups, filled with perfectly segmented and juicy grapefruit? Be the first to write a review. Join the discussion today. Anonymous: I bought a 12 pack of Kirklands red grapefruit cups at Costco yesterday, immediately forgetting that I got them from the refrigerated section of the store. 1. Read the Red Grapefruit in Cups at Costco discussion from the Chowhound Markets, Costco food community. The 20 Best ALDI Finds for November Are All About Cookies & Thanksgiving. Sku: KIR525244 . Subject: Kirkland red grapefruit cups, accidentally didn't refrigerate. Order by 4pm for Next Business Day Delivery. Kirkland Vitamin C is said to be an effective supplement that can help with boosting the immune system. print this page. Kirkland Signature Red Grapefruit Segments - 12 Pack. Kirkland Signature Red Grapefruit Segments - 12 Pack. 226mL Cups, 12 Per Case.