# American Mayapple (Podophyllum peltatum) **Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/american-mayapple-podophyllum-peltatum **Data Source:** Hermetica Superfoods Ingredient Encyclopedia **Updated:** 2026-03-15 **Evidence Score:** 6 / 10 **Category:** Herb **Also Known As:** Podophyllum peltatum, Mayapple, American mandrake, Wild mandrake, Podophyllum ## Overview American Mayapple (Podophyllum peltatum) contains podophyllotoxin, an aryltetralin-type lignan that inhibits cell division and serves as a precursor for FDA-approved anticancer drugs like etoposide and teniposide. This bioactive compound targets topoisomerase II enzymes to halt tumor development while exhibiting additional antiviral, [anti-inflammatory](/ingredients/condition/inflammation), and [antimicrobial](/ingredients/condition/immune-support) properties. ## Health Benefits - Exhibits potential anticancer properties due to podophyllotoxin, researched for inhibiting tumor growth. - Acts as a purgative, stimulating bowel movements to alleviate constipation. - Possesses antibacterial properties, which may help prevent infections when applied topically. - Demonstrates [anti-inflammatory](/ingredients/condition/inflammation) effects, potentially reducing inflammation, particularly in joint issues. ## Mechanism of Action Podophyllotoxin, the primary bioactive lignan in American Mayapple rhizomes, exerts mitotoxic effects by binding to topoisomerase II enzymes and preventing DNA replication during cell division. The compound also demonstrates [antiviral](/ingredients/condition/immune-support) activity by inhibiting herpes simplex type 1 and measles virus replication through aqueous extract fractions. Additional mechanisms include immunosuppressive and anti-[inflammatory pathway](/ingredients/condition/inflammation)s, though specific molecular targets for these effects remain incompletely characterized. ## Clinical Summary Current clinical evidence for American Mayapple consists primarily of historical documentation rather than controlled trials, with a 1942 paper noting successful topical application for genital warts without quantified outcomes. While podophyllotoxin derivatives like etoposide show proven anticancer efficacy in FDA-approved therapies, direct clinical trials on P. peltatum plant extracts with specific sample sizes, dosages, or response rates are not available in current literature. The plant has been listed in the U.S. Pharmacopeia since 1820 for purgative and anthelmintic uses, indicating regulated historical application. Modern clinical research focuses on isolated podophyllotoxin and its synthetic derivatives rather than whole plant preparations. ## Nutritional Profile - Podophyllotoxin: A potent lignan with researched anticancer properties. - Flavonoids: Contribute to [anti-inflammatory](/ingredients/condition/inflammation) effects. - Other Alkaloids: Support various traditional medicinal actions. ## Dosage & Preparation - Forms: Primarily used as concentrated extracts (e.g., podophyllotoxin), or in small amounts as a root tea. - Preparation: Extracts are used for therapeutic purposes; root tea for digestive support. Diluted topical applications for skin conditions. - Dosage: Must be used in very small, carefully controlled amounts due to toxicity. - Contraindications: Due to potent chemical compounds and toxicity, use only under strict supervision of a healthcare professional. Not for general consumption. ## Safety & Drug Interactions American Mayapple exhibits significant toxicity, with historical documentation of Native American use as a suicidal agent and reports of severe purgative effects and potential fatal overdose. The plant's mitotoxic and neurotoxic properties contraindicate use with cytotoxic medications and require extreme caution in any therapeutic application. Pregnancy and lactation represent absolute contraindications due to the compound's ability to halt cell division and its documented emetic properties. Medical supervision is essential for any consideration of therapeutic use, given the narrow margin between potentially beneficial and toxic doses. ## Scientific Research American Mayapple is significant in cancer research due to its podophyllotoxin content, which has been studied for its potential in inhibiting tumor growth. While traditionally recognized for purgative and [anti-inflammatory](/ingredients/condition/inflammation) properties, its potent toxicity necessitates careful scientific investigation and medical supervision for any therapeutic application. ## Historical & Cultural Context American Mayapple (Podophyllum peltatum) has a long history of use in traditional Native American medicine, where it was valued for its purgative and [anti-inflammatory](/ingredients/condition/inflammation) properties. Its potent nature meant it was used with respect and caution within these indigenous healing systems. This historical context highlights its traditional significance despite its modern-day toxicity concerns. ## Synergistic Combinations Role: Herbal amplifier Intention: Gut & [Microbiome](/ingredients/condition/gut-health) Primary Pairings: - Ginger (Zingiber officinale) - Turmeric (Curcuma longa) - Chamomile (Matricaria recutita) - Lemon Balm (Melissa officinalis) ## Frequently Asked Questions ### What is podophyllotoxin and how does it work against cancer? Podophyllotoxin is an aryltetralin-type lignan that inhibits topoisomerase II enzymes, preventing DNA replication and cell division in cancer cells. It serves as the precursor for FDA-approved anticancer drugs etoposide, teniposide, and etopophos used in chemotherapy protocols. ### Is American Mayapple safe to use as herbal medicine? American Mayapple exhibits significant toxicity and was historically used by Native Americans as a suicidal agent, making self-medication extremely dangerous. The narrow margin between therapeutic and toxic doses requires strict medical supervision, with documented risks including severe purgative effects and potential fatal overdose. ### What parts of the American Mayapple plant are used medicinally? The rhizomes (underground stems) contain the highest concentration of podophyllotoxin and represent the primary medicinal part used in pharmaceutical applications. The fruit is occasionally consumed when fully ripe, but all other parts of the plant, including leaves and roots, contain toxic levels of bioactive compounds. ### Can American Mayapple treat viral infections? Laboratory studies demonstrate that aqueous extracts of American Mayapple can inhibit herpes simplex type 1 and measles virus replication through reverse-phase chromatography fractions. However, no clinical trials have established safety or efficacy for antiviral treatment in humans, and the plant's significant toxicity precludes casual therapeutic use. ### What is the difference between American Mayapple and true mandrake? American Mayapple (Podophyllum peltatum) is a North American native containing podophyllotoxin, while true mandrake (Mandragora officinarum) is a Mediterranean plant containing tropane alkaloids. Despite sharing the common name 'mandrake,' these are entirely different species with distinct chemical profiles and pharmacological effects. ### Does American Mayapple interact with common medications? American Mayapple contains podophyllotoxin, which may interact with chemotherapy drugs and medications metabolized by the liver's cytochrome P450 system, potentially altering their effectiveness or increasing toxicity. Because of these serious interaction risks, it is critical to consult with a healthcare provider before using American Mayapple if you are taking any prescription medications, particularly cancer treatments or immunosuppressants. The ingredient's purgative effects may also interfere with the absorption of orally administered medications by accelerating gastrointestinal transit time. ### Is American Mayapple safe during pregnancy and for children? American Mayapple is contraindicated during pregnancy because podophyllotoxin is a known teratogen that can cause birth defects and harm fetal development. The ingredient is also not recommended for children, as their smaller body mass makes them more susceptible to toxicity from podophyllotoxin, and safety data in pediatric populations is limited. Due to these serious safety concerns, American Mayapple should be avoided entirely by pregnant women, nursing mothers, and young children. ### What does the current research evidence show about American Mayapple's effectiveness? Clinical research demonstrates that podophyllotoxin from American Mayapple shows promising in vitro and animal model evidence for anticancer properties, with derived compounds like etoposide approved for human chemotherapy use. However, most evidence for its purgative, antibacterial, and anti-inflammatory effects comes from traditional use rather than rigorous human clinical trials, limiting definitive efficacy claims. Modern medical applications of podophyllotoxin rely on pharmaceutical extracts and synthetic derivatives rather than whole plant preparations due to safety and standardization concerns. ## References https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3832026/; https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4662180/ --- *Source: Hermetica Superfoods Ingredient Encyclopedia — https://ingredients.hermeticasuperfoods.com* *License: CC BY-NC-SA 4.0 — Attribution required. Commercial use: admin@hermeticasuperfoods.com*