Is prime okay?

This claims to be caffeine and gluten free, although I'm not sure wether I can drink this rn due to gastric abdominal issues I've been dealing with. Can I drink this or is it bad for your stomach?

This claims to be caffeine and gluten free, although I'm not sure wether I can drink this rn due to gastric abdominal issues I've been dealing with. Can I drink this or is it bad for your stomach?