Babies Magic Tea. Fennel and Cumin Seed. Fennel helps acid reflux by balancing stomach acid, helps colonize healthy gut by eliminating fungal/yeast growth, and reliefs gas immediately. Get or make this tea, save your infant from painful digestive problems like colic. Even if they don't show distress, give some to them for general gut health. Fennel and Cumin cure for colic, reflux, and gas.