Naturally brewed. All natural. Low carb. Gluten free. Simple and natural is better. We make SpikedSeltzer using purified water and a few select ingredients. We don't add anything artificial. A blend of cold-pressed fruit essences and sugar ferment naturally, creating the 6% alcohol and a clean, crisp flavor. With no barley or wheat, SpikedSeltzer is gluten free. Carb Comparisons (Based on leading competitors): spiked seltzer 5 g; hard cider 21 g; hard lemonade 30 g. Instagram. Facebook. SpikedSeltzer.com. Contains no wheat or barley. 6% alcohol by volume.