You can feel confident gifting Michelob Ultra Lime and PricklyPear Cactus.. At just 95 calories and 4.8 grams of carbohydrates, one bottle of Michelob Ultra Lime and PricklyPear Cactus is surprisingly flavor-packed despite its practically non-existent calorie count. So next time you’re attending a summertime birthday party, block party, or barbecue, consider a 6-pack of the unique Michelob Ultra Lime and PricklyPear Cactus instead of more common (or basic) light beers.