Grade: C (Unclear or Conflicting Scientific Evidence)
Therapy	Specific therapeutic Use(s)
Peppermint	Antispasmodic (colonic, esophageal, gastric spasm)
Traditional or Theoretical Uses which Lack Sufficient Evidence
Therapy	Specific therapeutic Use(s)
Alpinia	Antispasmodic
Anise	Antispasmodic
Asparagus	Antispasmodic
Bael fruit	Antispasmodic
Bellis perennis	Antispasmodic
Betony	Antispasmodic
Bitter almond	Antispasmodic
Black cohosh	Antispasmodic
Black horehound	Antispasmodic
Blue cohosh	Antispasmodic
Boneset	Antispasmodic
Buchu	Antispasmodic
Bulbous buttercup	Spasmolytic
Butterbur	Antispasmodic
Calamus	Antispasmodic
Chamomile	Antispasmodic
Cinnamon	Antispasmodic
Clove	Antispasmodic
Coleus	Spasmolytic spastic colon
Cramp bark	Antispasmodic
Datura wrightii	Antispasmodic
Dong quai	Antispasmodic
Elder	Antispasmodic
Elecampane	Antispasmodic
Goldenrod	Antispasmodic
Ground ivy	Antispasmodic
Hawthorn	Spasmolytic
Holy basil	Antispasmodic
Hops	Antispasmodic
Hyssop	Antispasmodic
Lady's slipper	Antispasmodic
Lemon balm	Antispasmodic
Lemongrass	Antispasmodic
Licorice	Antispasmodic
Lovage	Antispasmodic (relieves spasms or cramps)
Mastic	Antispasmodic
Meadowsweet	Antispasmodic
MSM	Antispasmodic
Mugwort	Antispasmodic
Mullein	Antispasmodic
Quercetin	Antispasmodic
Rosemary	Antispasmodic
Skunk cabbage	Antispasmodic
Sweet woodruff	Antispasmodic
Turmeric	Antispasmodic
Tylophora	Antispasmodic
Yew	Antispasmodic (bark)