Hemp-derived THC-infused seltzer Berry Jane is a hemp-derived THC-infused seltzer from Boulevard Brewing Co., featuring a crisp berry flavor made with real raspberry juice. It is available in 5mg and 10mg options and is zero proof (0% ABV), containing 25 calories per can. This beverage is designed for those seeking a light, quirky lift, with effects that can last multiple hours, although individual experiences may vary. Each batch is lab-tested for purity and safety, ensuring a consistent quality experience.