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Recommended by holistic veterinarians, Herbsmith Rx Codonopsis Harmonize Qi is a Traditional Chinese Veterinary Medicine (TCVM) herbal formula designed to support Wei Qi (pronounced "way chee") - the body's defensive Qi - in dogs and cats. A remarkably focused two-herb formula, it pairs Huang Qi (Astragalus) and Dang Shen (Codonopsis root), the classic combination for tonifying Spleen and Lung Qi and building Wei Qi from its foundational source. In TCVM, Wei Qi is the body's primary line of defense against external pathogens; bacteria and viruses are opportunistic and can invade the body only when Wei Qi is insufficient to repel them. The root of all Qi in the body is the Stomach and Spleen: the Stomach breaks down food, and the Spleen absorbs and distributes nutrients throughout the body, generating Qi from the food Essence it processes. Huang Qi and Dang Shen together strengthen this Spleen-Stomach Qi production axis, support the Lung's role in dispersing Wei Qi to the body surface, tonify Blood alongside Qi, and build the overall level of Wei Qi that keeps the body healthy and resistant to external challenge. Available as a powder for dogs and cats, and as tablets for dogs. Dosing varies by body weight; your authorizing veterinarian will provide specific guidance.
VETERINARY AUTHORIZATION REQUIRED: Submit Your Authorization Request or Request a TCVM Telemedicine Consultation
Active ingredients: Huang Qi (Astragalus membranaceus) - Astragalus root; Dang Shen (Codonopsis pilosula) - Codonopsis root.
Inactive ingredients: Flaxseed (in powder form).
VETERINARY AUTHORIZATION REQUIRED: Submit Your Authorization Request or Request a TCVM Telemedicine Consultation
Codonopsis Harmonize Qi is a two-herb formula representing the classical core of TCVM Wei Qi tonification. Each herb addresses the foundational mechanism of Wei Qi production from a complementary angle - Huang Qi from the Lung and exterior-dispersing direction, Dang Shen from the Spleen-Stomach and middle Jiao direction - and together they address the complete Spleen-Lung-Wei Qi production and dispersal axis:
Herbsmith Rx Codonopsis Harmonize Qi contains Huang Qi (Astragalus), which has well-documented immune-modulating properties, and Dang Shen (Codonopsis), which tonifies Qi and Blood and supports Spleen and Stomach function. Both herbs are considered gentle and well-tolerated for long-term use. Dogs and cats on prescription medications should use this formula under veterinary supervision.
Medication categories warranting extra caution include immunosuppressive medications (Huang Qi's immune-tonifying properties may theoretically interact with immunosuppressive drugs such as corticosteroids, cyclosporine, or other immunosuppressants used for immune-mediated conditions; concurrent use should be coordinated with your veterinarian), anticoagulant medications (Huang Qi may have mild effects on platelet aggregation at high doses; concurrent use with anticoagulants warrants veterinary monitoring), and animals on multiple concurrent prescription medications. Your veterinarian can determine appropriateness based on your pet's condition, current medications, and laboratory results.
VETERINARY AUTHORIZATION REQUIRED: Submit Your Authorization Request or Request a TCVM Telemedicine Consultation
Wei Qi (pronounced "way chee") is the body's defensive Qi in Traditional Chinese Veterinary Medicine - the equivalent of the immune system's frontline defense against external pathogens. Wei Qi circulates at the body's surface and in the spaces between the skin and muscles, where it warms the body, closes the pores against pathogenic invasion, and repels external pathogens before they can penetrate deeper. From a TCVM perspective, bacteria and viruses are opportunistic: they invade the body not simply because they are encountered in the environment, but because the Wei Qi is insufficient to repel them. A robust Wei Qi keeps the exterior closed; a deficient Wei Qi leaves the body open to pathogenic invasion and recurrent illness. Wei Qi is generated by the Spleen and Stomach processing food nutrients and is dispersed to the surface by the Lung. Codonopsis Harmonize Qi supports the Wei Qi by tonifying the Spleen-Stomach-Lung axis that produces and disperses it.
For the powder, mix directly into your pet's food twice daily. For dogs: under 30 lbs, give 1/2 teaspoon twice daily; 30-80 lbs, give 1 teaspoon twice daily; 80-120 lbs, give 1-1/2 teaspoons twice daily; over 120 lbs, give 2 teaspoons twice daily. For cats: give 1/4 teaspoon twice daily. For tablets (dogs only): under 10 lbs, give 1/2 tablet twice daily; 11-30 lbs, give 1 tablet twice daily; 31-50 lbs, give 2 tablets twice daily; 51-80 lbs, give 3 tablets twice daily; over 80 lbs, give 4 tablets twice daily. Administer as prescribed by your authorizing veterinarian, who may adjust dosing based on your pet's specific pattern and response.
Codonopsis Harmonize Qi is specifically designed as a constitutional Qi tonic for long-term daily use. Because it addresses a foundational Qi deficiency pattern rather than an acute condition, it works best when used consistently over weeks to months, allowing the Spleen, Lung, and Wei Qi to build gradually from their root. Animals with recurrent susceptibility to illness, animals in post-illness recovery, older animals with declining constitutional Qi, and animals in environments with high pathogen exposure or significant seasonal immune challenges all benefit from consistent daily use. This formula is gentle and well-tolerated for extended use. Your authorizing veterinarian can advise on duration and any monitoring appropriate to your pet's specific situation.
The two-herb composition of Codonopsis Harmonize Qi reflects a classical TCVM strategy of targeting the foundational mechanism precisely and directly rather than building a complex multi-herb formula. Huang Qi and Dang Shen are the core of Wei Qi tonification in TCVM: Huang Qi directly builds and disperses Wei Qi to the exterior, and Dang Shen tonifies the Spleen-Stomach Qi production foundation from which all Wei Qi is generated. Together they address the complete Spleen-Lung-Wei Qi production and dispersal chain with nothing extraneous. The simplicity of this formula is a clinical strength, not a limitation: it allows the two herbs to work at full concentration on the specific mechanism being addressed. It minimizes the potential for herb-herb or herb-drug interactions, and it makes the formula appropriate for long-term daily constitutional use without the complexity management required by larger formulas.
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