The Tangy Kirkland Signature Juice To Grab Before Summer Ends (It's Better Than Cranberry)

Kirkland Signature is Costco's prized private label and one of the biggest reasons for the grocery giant's unbeatable prices. And, when it comes to drinks, the Kirkland brand runs the gamut, from fine spirits to jugs of juice. We ranked several Costco Kirkland Signature juices according to standalone flavor, overall complexity, potency, and versatility to see which was the best for summer sipping.

Landing high on our list was the Kirkland Signature Organic Lemonade. While the Organic Cranberry Juice Cocktail beat the Organic Lemonade in a previous taste test of Kirkland Signature-branded drinks, we beg to differ this time around. In the most recent taste test, the cranberry juice was too subtle for our liking. But Kirkland Signature Organic Lemonade was as vibrant and refreshing, as if it were freshly squeezed. It's made with a short list of organic ingredients, including filtered water, organic lemon juice, concentrate, organic sugar, and organic lemon flavor. Although it only has 18% juice, our taster thought this lemonade was bursting with lemony flavor and had the perfect balance of tartness and sweetness. It's both more potent and more flavorful than Organic Cranberry Juice Cocktail, and we might argue, is one of the all-time best Kirkland-brand drinks period! Even though it's a cooling refresher for the summer heat, lemonade tastes good any time of year, and it can be enhanced with other ingredients to create more complex cocktails and punches. Consequently, Kirkland Signature's Organic Lemonade is also one of the most versatile juices we tasted.

Costco customers have taken to Reddit to sing Kirkland Signature Organic Lemonade's praises. One Redditor said, "I love it, one of my staple items I always get." Another Redditor thinks it's superior even to name-brand counterparts, stating, "It has ruined every other lemonade for me." While a few customers complained that the lemonade was a bit too sweet for their liking, they weren't upset about it. In fact, many were happy to add water to each glass to make the lemonade last twice as long.

Indeed, versatility is one of our ranking criteria, and the Kirkland Signature Organic Lemonade certainly won that category. Not only is it one of our favorite additions to summer cookouts, but Redditors also recommend turning the lemonade into a base or mixer for more complex drinks. One Costco customer said they add sliced jalapeños, strawberries, and tequila to theirs. Another Redditor recommends adding vodka. You could also add it along with soda water to a white sangria recipe for a refreshing summer cocktail to accompany your next barbecue or burger night. 

On the other end of the spectrum, Kirkland Signature's Organic Lemonade is also a beloved children's drink perfect for serving alongside cake and ice cream at a birthday party on a budget. You can pair it with any one of Costco's best cakes of 2026 for a tangy complement to a sweet and decadent dessert.