Supplement Forms/Alternate Names:
Ivy leaf is an evergreen vine that grows up walls and trees. It has been used to ease symptoms of cough and bronchitis. It can be taken as a pill, powder, or extract. Ivy leaves can also be made into a syrup or tea.
There are no advised doses for ivy leaf.
What Research Shows
- Respiratory disease —may ease symptomsB1-B3
Not Enough Data to Assess
- Bronchial asthma A1
Editorial process and description of evidence categories can be found at EBSCO NAT Editorial Process.
It is likely safe to take ivy leaf for a short time. Some people may have allergic reactions to the skin.C1, C2 Not enough studies have been done to say whether it is safe to take for a long period or by women who are pregnant or breastfeeding.
Talk to your doctor about any supplements or therapy you would like to use. Some can interfere with treatment or make conditions worse.
A. Bronchial Asthma
A1. Hofmann D, Hecker M, et al. Efficacy of dry extract of ivy leaves in children with bronchial asthma--a review of randomized controlled trials. Phytomedicine. 2003 Mar;10(2-3):213-220.
B. Respiratory Disease
B1. Schmidt M, Thomsen M, et al. Suitability of ivy extract for the treatment of paediatric cough. Phytother Res. 2012 Dec;26(12):1942-1947.
B2. Lang C, Röttger-Lüer P, et al. A valuable option for the treatment of respiratory diseases: review on the clinical evidence of the ivy leaves dry extract EA 575®. Planta Med. 2015 Aug;81(12-13):968-974.
B3. Schaefer A, Kehr MS, et al. A randomized, controlled, double-blind, multi-center trial to evaluate the efficacy and safety of a liquid containing ivy leaves dry extract (EA 575®) vs. placebo in the treatment of adults with acute cough. Pharmazie. 2016;71(9):504-509.
C1. Jones JM, White IR, White JM, McFadden JP. Allergic contact dermatitis to English ivy (Hedera helix)--a case series. Contact Dermatitis. 2009 Mar;60(3):179-180.
C2. Gangemi S, Minciullo PL, et al. Contact dermatitis as an adverse reaction to some topically used European herbal medicinal products - part 2: Echinacea purpurea-Lavandula angustifolia. Contact Dermatitis. 2015 Apr;72(4):193-205.
Last reviewed February 2020 by EBSCO NAT Review Board Eric Hurwitz, DC Last Updated: 5/27/2020