How Hops interacts with Estrogen and estrogen-like medications

Interaction type: Interactions

Interaction rating: Potential/Theoritical

Studies report that hops may act in the body like some of these medications, which may alter the effects of these medications and possibly the dose needed for treatment. Use with caution. (1)

These drugs include conjugated estrogens, estradiol, estrone, esterified estrogens, estropipate, ethinyl estradiol, raloxifene, transdermal estradiol, vaginal estrogens


  1. View Abstract: Milligan SR, Kalita JC, Pocock V, et al. The Endocrine Activities of 8-prenylnaringenin and Related Hop (Humulus lupulus L.) Flavonoids. J Clin Endocrinol Metab. Dec2000;85(12):4912-5.