Flor-Essence Liquid (500ml). It is best to take Flor-Essence at least 30 minutes before eating, or at bedtime.. Dilute the liquid with an equal amount of filtered hot water and sip slowly.. Cleansing herbal tea blend.. A blend of eight herbs. Ingredients. Redd Clover and Burdock Root; Blessed Thistle and Turkish Rhubarb; Slippery Elm; Kelp; Sheep Sorrel ; Watercress