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Medicinal Herbs Database

Explore 2,700+ herbs with evidence-based information

AllDigestiveImmune SupportNervineCardiovascular
K
Skin and Topical

Kakamachi

Solanum nigrum

Controversial herb used cautiously in Ayurveda for liver protection and skin conditions; toxic when consumed raw in large amounts.

Liver tonic (processed form)Processed extract: 1-2g under supervision only
PregnancyNursing
KA
Skin and Topical

Kangaroo Apple

Solanum aviculare

An Australasian plant valued for its steroidal alkaloid content used in pharmaceutical synthesis.

Skin conditionsTopical application only; not for internal use
PregnancyNursing
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Respiratory
Anti-inflammatory
Adaptogen
Liver Support
Hormonal
Skin and Topical
Urinary
Musculoskeletal
Antioxidant
Antimicrobial
Nootropic
Nutritive
Mens Health
Womens Health
Analgesic
Metabolic
KA
Skin and Topical

Kedrostis africana

Kedrostis africana

South African cucurbit used by Zulu healers for skin conditions, boils, and as purgative.

Skin conditions and boils in Zulu medicineTuber paste applied topically; small amounts internally
PregnancyNursing
KA
Skin and Topical

Kigelia Africana

Kigelia africana

A West and Central African tree; the fruit contains steroidal saponins and iridoids used for skin conditions, uterine fibroids, and prostate disorders across Africa.

Skin diseases and sores in West African traditional medicineTopical fruit extract cream; 500mg internal extract twice daily
PregnancyNursing
KA
Skin and Topical

Knautia Arvensis Herb

Knautia arvensis

European meadow herb used in folk medicine for skin conditions, fever, and respiratory conditions.

skin disease treatment in European folk medicine2-4g dried herb as tea or tincture
PregnancyNursing
KL
Skin and Topical

Krameria Lappacea

Krameria lappacea

Perennial shrub native to the Andes of Peru used medicinally for highly astringent properties in dental care, diarrhea, and wound healing.

gum disease1–2g root as tea 3x daily or 20 drops tincture
PregnancyNursing
KS
Skin and Topical

Ku Shen

Sophora flavescens

Bitter root used in TCM to clear heat and dry dampness, used for itching skin conditions, diarrhea, and urinary problems, also widely used in dermatological preparations.

itching4.5–9g decoction or topically as wash
PregnancyNursing
KI
Skin and Topical

Kumkumadi Indian

Saffron-based oil formula

Ayurvedic gold-standard facial oil with saffron and herbs.

Skin brighteningTopical: 4-5 drops facial oil at night
PregnancyNursing
LA
Skin and Topical

Lannea Acida

Lannea acida

West African savanna tree used in traditional medicine for wound healing, dysentery, and urinary conditions, producing edible fruits.

wound healingBark decoction 200ml 2x daily or topical paste
PregnancyNursing
L
Skin and Topical

Larkspur

Consolida ajacis

Annual garden flower with delphinium-like appearance; seeds toxic but aerial parts used in folk medicine topically for lice and parasites.

Traditional topical use against lice and parasitesExternal preparations only; no safe internal dose
PregnancyNursing
LI
Skin and Topical

Lawsonia inermis

Lawsonia inermis

A tropical plant famous for natural hair and skin dye; also used medicinally for skin conditions, headache, and liver.

Hair dye and skin decorationTopical paste as needed; 2-3g leaf tea
PregnancyNursing
LC
Skin and Topical

Lilaeopsis chinensis

Lilaeopsis chinensis

Aquatic Asian Apiaceae used in aquariums; limited traditional medicinal use for skin conditions.

Skin conditions in Chinese folk medicinePlant material applied topically
PregnancyNursing
LS
Skin and Topical

Liquidambar Styraciflua Herb

Liquidambar styraciflua

North American tree producing fragrant storax balsam resin used by Native peoples for skin conditions, respiratory complaints, and wounds.

wound healing resin in Native American medicineTopical resin application; diluted tincture 1-2ml
PregnancyNursing
L
Skin and Topical

Loosestrife

Lysimachia vulgaris

Tall perennial of European wetlands; used in European folk medicine for wound healing and diarrhea; distinct from purple loosestrife.

Diarrhea and dysentery in European folk medicine2–3 g dried herb as tea; 1–2 mL tincture; topical poultice
PregnancyNursing
LC
Skin and Topical

Luffa cylindrica

Luffa aegyptiaca

Tropical gourd whose dried fibrous skeleton is used as scrubber and whose parts are used medicinally.

Body scrubber in personal hygiene5-10 g dried vine as decoction; dried sponge for exfoliation
PregnancyNursing
MA
Skin and Topical

Mahonia Aquifolium Herb

Mahonia aquifolium

Pacific Northwest native used by Indigenous peoples for liver conditions, skin diseases, and as digestive bitter.

liver tonic in Pacific Northwest Native American medicine2-4g dried root bark or 2-4ml tincture; topical cream
PregnancyNursing
MR
Skin and Topical

Mahonia repens

Mahonia repens

Low-growing North American mahonia with berberine; used for skin conditions and digestion.

psoriasis2-4ml tincture 3x/day; topical cream for psoriasis
PregnancyNursing
MM
Skin and Topical

Marsh Marigold

Caltha palustris

Bright yellow wetland plant of northern hemisphere; flower buds historically pickled as capers; leaves used cautiously in folk medicine.

Flower buds pickled as food substituteTopical preparations only; flower buds only safe when thoroughly cooked
PregnancyNursing
MS
Skin and Topical

Melodinus suaveolens

Melodinus suaveolens

Vine of eastern Australia with fragrant flowers and melon-like fruits, used in Aboriginal Australian medicine.

Traditional Aboriginal Australian medicine for skin conditionsTopical leaf preparations for skin; tea from leaves with caution
PregnancyNursing
MS
Skin and Topical

Meryta Sinclairii

Meryta sinclairii

Large-leaved New Zealand tree used by Maori for treatment of skin conditions and wounds.

skin conditionsBark or leaf poultice topically
PregnancyNursing