Shop › La Croix Sparkling Water (Pamplemousse / Grapefruit, 12-Pack) Image 1 of 1 La Croix Sparkling Water (Pamplemousse / Grapefruit, 12-Pack) $5.49 Calorie-free, sodium-free sparkling water infused with natural fruit essence oils. Add to Cart Added! Calorie-free, sodium-free sparkling water infused with natural fruit essence oils.