Plant Comparison

Hop vs Oregano

A side-by-side comparison of two medicinal plants — every documented constituent, action, use, safety note and cited source, assembled automatically from the Omnia Sana database.

First plant

Second plant

Plant AHopHumulus lupulusCannabaceaeFull monograph →

Plant BOreganoOriganum vulgareLamiaceaeFull monograph →

At a glance

Hop and Oregano: they share 5 indicated uses (arthritis / joint pain, bloating, indigestion, …); 3 pharmacological actions in common.

HopOregano

Constituents32

Pharmacological actions46

Indicated uses69

Safety notes22

Cited sources2113

Indicated uses

Only Hop

Insomnia / sleeplessness

Shared (5)

Arthritis / joint painBloatingIndigestionInflammation (general)Skin irritation

Only Oregano

Cold & fluCoughInfection (general)Wounds

Pharmacological actions

Only Hop

Sedative / sleep support

Shared (3)

Anti-inflammatoryAntioxidantDigestive aid

Only Oregano

AntifungalAntimicrobialCarminative

Evidence face-off — shared uses

Condition	Hop	Oregano	Verdict
Arthritis / joint pain	1/10	2/10	Comparable evidence
Bloating	1/10	1/10	Comparable evidence
Indigestion	1/10	1/10	Comparable evidence
Inflammation (general)	1/10	2/10	Comparable evidence
Skin irritation	1/10	3/10	Stronger for Oregano

Evidence scores (1–10) are computed from the tier of each cited source. “Comparable” means the two scores are within one point. Follow a score to its detailed sources.

Key Constituents

Bitter acids (humulone, lupulone)^[1]

Alpha- and beta-bitter acids responsible for the characteristic bitterness and much of the sedative, GABA-A-receptor-active and antimicrobial activity.

Prenylflavonoids (xanthohumol, 8-prenylnaringenin)^[4]

Xanthohumol has antioxidant activity; 8-prenylnaringenin has notable phytoestrogenic activity, the basis of the mild oestrogenic caution.

Flavonoids

Essential oil^[1]

Aromatic volatile oil contributing to the characteristic hop aroma.

Essential (volatile) oil

Essential oil rich in carvacrol and thymol^{[1, 4, 6, 8, 11, 12]}

Phenolic monoterpenes responsible for the strong antimicrobial activity.

Essential (volatile) oilTerpenes / terpenoidsCarvacrolThymol

Phenolic acids (rosmarinic acid) and flavonoids^[11]

Antioxidant constituents.

Rosmarinic acidPhenolic acidsFlavonoids

Pharmacological Actions

Anti-inflammatory^{[7, 8, 13, 14, 15]}

Antioxidant^{[4, 7, 13, 14, 15]}

Digestive aid^{[13, 14, 15]}

Sedative / sleep support^{[10, 13, 14, 15]}

Anti-inflammatory^{[11, 12]}

Antioxidant and anti-inflammatory

Antifungal^{[1, 11, 12, 13]}

Antimicrobial (antibacterial and antifungal via carvacrol and thymol) - supports respiratory and gastrointestinal infections; a small clinical study found emulsified oregano oil cleared enteric parasites (incl. Blastocystis hominis) and improved gut symptoms

Antimicrobial^{[2, 5, 6, 7, 9, 10, 11, 12, 13]}

Antioxidant^{[3, 9, 11, 12]}

Antioxidant and anti-inflammatory

Carminative^[11]

Carminative digestive for indigestion (traditional bitter aromatic)

Digestive aid^{[2, 11]}

Carminative digestive for indigestion (traditional bitter aromatic)

Traditional & Indicated Uses

Arthritis / joint pain^{[13, 14, 15]}Traditional · 1/10

inferred from anti-inflammatory action

Evidence: 1

Label: Arthritis / joint pain

Bloating^{[13, 14, 15]}Traditional · 1/10

inferred from digestive action

Evidence: 1

Label: Bloating

Indigestion^{[13, 14, 15]}Traditional · 1/10

inferred from digestive action

Evidence: 1

Label: Indigestion

Inflammation (general)^{[13, 14, 15]}Traditional · 1/10

inferred from anti-inflammatory action

Evidence: 1

Label: Inflammation (general)

Insomnia / sleeplessness^{[13, 14, 15]}Traditional · 1/10

inferred from sedative action

Evidence: 1

Label: Insomnia / sleeplessness

Skin irritation^{[13, 14, 15]}Traditional · 1/10

inferred from anti-inflammatory action

Evidence: 1

Label: Skin irritation

Arthritis / joint pain^{[11, 12]}Traditional · 2/10

inferred from anti-inflammatory action

Evidence: 2

Label: Arthritis / joint pain

Bloating^[11]Traditional · 1/10

inferred from carminative action

Evidence: 1

Label: Bloating

Cold & flu^[11]Traditional · 1/10

Aromatic support for coughs and colds (traditional)

Evidence: 1

Label: Cold & flu

Cough^[11]Traditional · 1/10

Aromatic support for coughs and colds (traditional)

Evidence: 1

Label: Cough

Indigestion^[11]Traditional · 1/10

Carminative digestive for indigestion (traditional bitter aromatic)

Evidence: 1

Label: Indigestion

Infection (general)^{[11, 12, 13]}Limited · 3/10

Evidence: 3

Label: Infection (general)

Inflammation (general)^{[11, 12]}Traditional · 2/10

inferred from anti-inflammatory action

Evidence: 2

Label: Inflammation (general)

Skin irritation^{[11, 12, 13]}Limited · 3/10

inferred from antifungal action

Evidence: 3

Label: Skin irritation

Wounds^{[11, 12, 13]}Limited · 3/10

inferred from antimicrobial action

Evidence: 3

Label: Wounds

Safety, Cautions & Contraindications

Safety note^{[13, 14, 15]}Caution

Generally safe at therapeutic doses for short-term use. Hop preparations may enhance the sedative effects of alcohol, benzodiazepines, and other CNS depressants — avoid combination. Not recommended during pregnancy or breastfeeding. May have mild oestrogenic effects due to 8-prenylnaringenin — caution in hormone-sensitive conditions. Fresh hops can cause contact dermatitis in pickers.

Safety note^{[13, 14, 15, 16]}Caution

Duke (2002) rates hops as +++ and provides clinical evidence (score 2) for sedative activity, consistent with Commission E approval for nervousness, unrest, and sleep disturbances. The primary sedative compound is 2-methyl-3-buten-2-ol, formed from humulone during storage. Duke notes that hop cones have estrogenic activity, explaining occupational menstrual irregularities reported among hop pickers. Dose: 0.5 g dried flower in tea before bed; often combined with valerian. Hops should not be used in depression, as its CNS-depressant effect may worsen depressive symptoms (Duke, 2002).

Safety note^[12]Caution

Culinary amounts are safe. Concentrated oregano essential oil is a strong irritant - dilute well before any topical use and do not take undiluted oil internally.

Safety note^[11]Caution

May lower blood sugar and has a mild antiplatelet effect, so use caution with antidiabetic or anticoagulant medicines; avoid medicinal/oil doses in pregnancy. Allergy is possible in people sensitive to the mint family (Lamiaceae).

External Ids

Gbif: 2984535

Powo: urn:lsid:ipni.org:names:303502-2

Wikidata: Q104212

Gbif: 2926612

Wikidata: Q134283

Botanical Description

Vigorous, twining perennial climbing vine with rough, hairy stems and deeply lobed, opposite leaves resembling grape leaves. The plant is dioecious; female plants bear the characteristic papery, cone-like flower clusters ('hops'), covered in yellow, resinous lupulin glands, that are the medicinal and brewing part.^[1]

Height: Climbing vine to 6-8 m

Habit: Vigorous, twining, dioecious perennial climbing vine

Leaves: Deeply lobed, opposite, rough-textured, resembling grape leaves

Flowers: Papery, cone-like female flower clusters covered in yellow resinous lupulin glands

Stem: Rough, hairy, twining, climbing without tendrils

Root: Perennial rootstock (rhizome) sending up new climbing stems each year

Fruit: Small achene within the papery cone

Flowering Period: Late summer

Perennial herb/subshrub (Lamiaceae), 20-80 cm tall, with square, often reddish, downy stems. Leaves are opposite, ovate and aromatic. Small purplish-pink (occasionally white) flowers are borne in dense, flattened, corymb-like clusters at the branch tips.^[11]

Height: 20-80 cm

Habit: Bushy, aromatic perennial herb/subshrub

Leaves: Opposite, ovate, aromatic

Flowers: Small, purplish-pink (occasionally white), in dense corymb-like terminal clusters

Stem: Square, often reddish, downy

Root: Fibrous, spreading perennial rootstock

Fruit: Four small nutlets (typical Lamiaceae schizocarp)

Flowering Period: July-September

Habitat

Grows in hedgerows, woodland edges and damp thickets, climbing over other vegetation; native to Europe, Western Asia and North America, and widely cultivated for brewing.

Native to the Mediterranean, Europe and temperate Asia and widely naturalised elsewhere, growing on dry, sunny grassland, banks and scrubby hillsides, typically on calcareous soils.^[11]

Harvesting

The female flower cones are picked in late summer once mature (when the lupulin glands are fully developed and sticky), then dried quickly to preserve the volatile oils and bitter resins.^[1]

Parts: Flower

Season: Late summer, at cone maturity

Aerial parts are cut at or just before flowering (mid- to late summer), when essential-oil (carvacrol/thymol) content peaks, then dried quickly in the shade.^{[4, 9]}

Parts: Aerial parts (leaf, herb)

Season: Mid- to late summer, at or just before flowering

Traditional Uses

Hop cones have a long European tradition as a calming, sedative herb for nervous tension, restlessness and insomnia, and as a bitter digestive tonic; the sedative reputation, historically noted among hop-pickers who became drowsy from handling the cones, is now linked to GABA-A receptor-active bitter resins.^[1]

Oregano has a long Mediterranean culinary-medicinal tradition as an aromatic digestive bitter and antiseptic remedy for coughs, colds and infections. Modern research on its carvacrol- and thymol-rich essential oil strongly supports broad antibacterial, antifungal and antioxidant activity, consistent with these traditional uses.^{[11, 12]}

Preparations

Infusion^[12]

Dried flower cones infused in hot water as a herbal tea, 500-1000 mg in 150-200 ml, taken 30-60 minutes before bedtime per the EU herbal monograph. Educational reference only, not a prescription.

Tincture^[12]

Tincture (1:5) of the dried cones, 1-2 ml up to three times daily per the EU herbal monograph. Educational reference only, not a prescription.

Standardised extract^[1]

Concentrated extract standardised to xanthohumol/humulone content, studied for sleep-enhancing activity via GABA-A receptor modulation.

Infusion (tea)^[11]

Dried herb steeped in hot water as a digestive, aromatic tea.

Essential oil (diluted, topical/aromatic)^[12]

The most-studied form; concentrated oil is a strong irritant and must be well diluted before topical use and never taken undiluted internally.

Emulsified oil (oral, supervised)^[13]

A small clinical study used an emulsified oregano oil preparation to clear enteric parasites and improve gut symptoms; oral use of concentrated oil should be supervised.

Dosage

Infusion^[12]

The EU herbal monograph distinguishes two uses, in adolescents, adults and elderly. To aid sleep - 500-1000 mg of the comminuted flower in 150-200 mL of boiling water as an infusion, 30-60 minutes before bedtime. In mental stress - 500 mg in 150-200 mL as an infusion, up to 4 times daily. A 1:5 tincture at 1-2 mL up to 3 times daily is also listed. Educational reference only, not a prescription.

Culinary/infusion use^[12]

Culinary amounts (as a food seasoning or mild tea) are considered safe; concentrated essential oil should only be used well diluted and is not intended for undiluted internal use without professional guidance. Educational reference only, not a prescription.

References

REF-0839, REF-0840, REF-0841, REF-1726, REF-1727, REF-1728, REF-1729, REF-1730, REF-1731, REF-1732, REF-1733

REF-1447, REF-1448, REF-1449, REF-1450, REF-1451, REF-1452, REF-1453, REF-1454, REF-1455, REF-1456

Drug Class Interactions

Safety note^{[17, 18, 19]}Caution

Drug Class: sedatives-cns-depressants

Mechanism: Hops has calming, sedative effects (a controlled trial found a valerian-hops combination shortened the time to fall asleep); taken with sedatives, sleeping tablets or other central-nervous-system depressants (including alcohol) it may add to drowsiness and slowed reactions.

Reviewed By: Omnia Sana (owner-authorized)

Reviewed Date: 2026-07-03

Not documented

Pairings

Hops and passionflower are both GABA-acting sedative herbs commonly combined in sleep blends; together they may enhance relaxation and additive drowsiness.^{[17, 20]}

Partner Id: passiflora-incarnata

Type: synergy

Reviewed By: Omnia Sana (owner-authorized)

Reviewed Date: 2026-07-03

Hops and lemon balm are both mild sedative, sleep-supporting herbs often combined in calming blends; used together they may reinforce each other's relaxing effect.^{[17, 18]}

Partner Id: melissa-officinalis

Type: synergy

Reviewed By: Omnia Sana (owner-authorized)

Reviewed Date: 2026-07-03

Not documented

Lookalikes Review

Outcome: has-lookalikes

Reviewed By: Omnia Sana (owner-authorized)

Reviewed Date: 2026-07-07

Outcome: none-known

Reviewed By: Omnia Sana (owner-authorized)

Reviewed Date: 2026-07-07

Dangerous Lookalikes

Safety note^[21]Dangerous

Dangerous Plant: bryonia-dioica

Confused Part: Young climbing spring shoots gathered and cooked like asparagus; toxic bryony vines send up similar shoots in the same hedgerows.

Confusion Context: Hop (Humulus lupulus) shoots are foraged in spring and cooked like asparagus. As Totally Wild UK warns, they can be confused with other climbing plants such as white bryony (Bryonia dioica) and black bryony (Dioscorea communis), which are poisonous and often scramble through the same hedgerows, sometimes twined around the hops themselves. White bryony contains cucurbitacins that cause severe vomiting, diarrhoea and colic, and a few of its berries can seriously poison a child. Because the young shoots are gathered before the tell-tale hop cones form, careful leaf checking is essential.

Distinguishing Features: Leaves (decisive): hop leaves have a nettle-like toothed margin and are lobed, and hops have NO tendrils. The bryony lookalikes do not have that toothed, lobed hop-leaf and white bryony climbs by curling tendrils., Leaf arrangement: hop leaves are opposite (in pairs); white bryony leaves are alternate., Later signs: only hops produce the papery green cones; white bryony bears red berries and black bryony shiny red berries - never gather shoots from a vine that carries or grew red berries.

Key Test: Check every shoot for true hop leaves - toothed, lobed, in opposite pairs, with no tendrils. Any shoot with untoothed leaves, curling tendrils, alternate leaves, or that grew red berries is not hops and may be toxic bryony - discard it.

Reviewed By: Omnia Sana (owner-authorized)

Reviewed Date: 2026-07-07

Not documented

References & Sources

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Dietz, B.M., Hajirahimkhan, A., Dunlap, T.L. and Bolton, J.L (2016) 'Botanicals and Their Bioactive Phytochemicals for Women's Health', Pharmacological Reviews, 68(4), pp. 1026-1073. doi:10.1124/pr.115.010843 Traditional / reference
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Sun, X.L., Xia, T.S., Jiang, Y.P., Wang, N.N., Xu, L.C. and Han, T (2022) 'Humulus lupulus L. extract and its active constituent xanthohumol attenuate oxidative stress and nerve injury induced by iron overload via activating AKT/GSK3beta and Nrf2/NQO1 pathways', Journal of Natural Medicines, 76(4), pp. 801-814. doi:10.1007/s11418-022-01642-1 Preclinical
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https://powo.science.kew.org
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Sharifi-Rad, M., Varoni, E.M., Iriti, M., Martorell, M., Setzer, W.N., del Mar Contreras, M., Salehi, B., Soltani-Nejad, A., Rajabi, S., Tajbakhsh, M. and Sharifi-Rad, J (2018) 'Carvacrol and human health: A comprehensive review', Phytotherapy Research. doi:10.1002/ptr.6103 Preclinical
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Generated automatically from the Omnia Sana plant database and its cited sources. For educational purposes only — not medical advice. Always consult a qualified practitioner before using medicinal plants.