nature's sunshine gastro health concentrate, 60 capsules, powerful natural blend delivers 800mg of unique herbs shown to provide occasional indigestion and heartburn relief nature's sunshine contains ingredients that have been shown to inhibit the growth and adhesion of unfavorable organisms in the gi tract such as deglycyrrhizinated licorice root extract, pau d'arco bark extract, clove flower extract, indian elecampane root extract and capsicum fruit.