Pet Herb Library

69 detailed pet herb profiles with species-specific safety ratings, weight-based dosing, and administration guides.

Evidence:AllABCT

Showing 11 of 69 herbs

Chaste Tree Berry

Vitex agnus-castus

A — Strong EvidenceLamiaceae

Dopaminergic berry that modulates pituitary function; flagship herb for equine PPID (Cushing's disease) and hormonal regulation in dogs and horses with strong clinical evidence.

Comfrey Leaf

Symphytum officinale

B — Good EvidenceBoraginaceae

Classic "knitbone" topical wound, bruise, and sprain herb rich in allantoin; used EXTERNALLY ONLY in modern veterinary herbalism due to pyrrolizidine alkaloid hepatotoxicity.

Cordyceps

Cordyceps militaris

B — Good EvidenceCordycipitaceae

Adaptogenic mushroom renowned for enhancing stamina, oxygenation, kidney function, and cardiac performance. Cultivated Cordyceps militaris provides equivalent cordycepin and adenosine content without wild-harvest concerns.

Eyebright

Euphrasia officinalis

C — Limited EvidenceOrobanchaceae

Upper respiratory and ocular mucous membrane tonic, traditionally used for allergic conjunctivitis, runny eyes, sneezing, and sinus congestion in dogs, cats, and horses.

Psyllium

Plantago ovata

A — Strong EvidencePlantaginaceae

Mucilaginous seed husk providing bulk-forming fiber; flagship herb for equine sand colic prevention and bowel regulation in dogs, cats, and small mammals. Always with water.

Raspberry Leaf

Rubus idaeus

B — Good EvidenceRosaceae

Classic female reproductive tonic that tones uterine smooth muscle and prepares the dam for easier whelping, kindling, or foaling. Astringent tannins also support GI health and mild diarrhea.

Thyme

Thymus vulgaris

B — Good EvidenceLamiaceae

Respiratory antiseptic and GI carminative with thymol-rich aromatic leaves; widely used in dogs, horses, and poultry for cough, bronchitis, and digestive gas.

Turkey Tail

Trametes versicolor

A — Strong EvidencePolyporaceae

Highly researched medicinal mushroom rich in PSP and PSK polysaccharopeptides. Penn Vet hemangiosarcoma study demonstrated extended survival in canine patients using high-dose polysaccharopeptide extract.

Yarrow

Achillea millefolium

B — Good EvidenceAsteraceae

Ancient hemostatic and febrifuge with strong antimicrobial activity. Stops bleeding topically, modulates fevers, and supports urinary and digestive tone. Species-sensitive due to essential oil and mild alkaloid content.

Yellow Dock

Rumex crispus

C — Limited EvidencePolygonaceae

Gentle laxative and liver alterative rich in iron and anthraquinones; supports anemia, sluggish bowels, and skin conditions. Oxalate content limits use in some species.

Yucca Root

Yucca schidigera

B — Good EvidenceAsparagaceae

Saponin-rich desert root with cortisone-like anti-inflammatory action, joint support, and a famous ability to reduce manure and litter-box ammonia odor in dogs, cats, and livestock.