Lung Yin Deficiency

Lung Yin Deficiency manifests when chronic consumption of Lung fluids leads to insufficient moistening and nourishing of the Lung system. This pattern typically develops from chronic dry heat, prolonged illness, or constitutional weakness affecting the Lung's capacity to generate and retain yin fluids. The clinical significance lies in its progressive nature and tendency toward chronic respiratory dysfunction with systemic yin depletion.

Clinical Presentation

Dry cough with scanty, sticky sputum or blood-streaked sputum
Afternoon or evening low-grade fever
Night sweats, particularly upper body
Dry throat and mouth
Hoarse voice or loss of voice
Shortness of breath on exertion
Emaciation or weight loss
Five-palm heat (palms, soles, chest)
Tongue: Red with little or no coating, possible geographic coating
Pulse: Thready and rapid

Pattern Differentiation

vs. Lung Qi Deficiency

Lung Qi Deficiency presents with fatigue, weak cough with clear sputum, and pale tongue with white coating. Lung Yin Deficiency shows heat signs (afternoon fever, night sweats, red tongue), dry symptoms, and rapid pulse rather than weak pulse.

vs. Lung Heat

Lung Heat demonstrates high fever, thick yellow sputum, and strong rapid pulse with excess presentation. Lung Yin Deficiency exhibits low-grade fever, scanty sticky sputum, deficient constitution, and thready rapid pulse indicating underlying weakness.

vs. Kidney Yin Deficiency

Kidney Yin Deficiency emphasizes lumbar soreness, tinnitus, nocturnal emissions, and systemic yin depletion. Lung Yin Deficiency focuses on respiratory symptoms (dry cough, hoarse voice) with localized Lung manifestations, though both may present with five-palm heat and night sweats.

Treatment Principle

Nourish Lung Yin, moisten dryness, clear deficiency heat, stop cough

Formulas for Lung Yin Deficiency in Our Catalog

41 formulas in our catalog

Loading products...

Search all formulas for Lung Yin Deficiency in Formula Finder →

Related Patterns

Frequently Asked Questions

Lung Yin Deficiency typically develops over months to years, often beginning with recurrent respiratory infections or chronic exposure to dry environments. Early intervention prevents progression to more severe yin depletion affecting other organ systems, particularly the Kidneys.

When both patterns coexist, prioritize nourishing Kidney Yin as the root while simultaneously moistening Lung dryness. Use formulas like Lily Bulb and Rehmannia Decoction (Bai He Gu Jin Tang) that address both organ systems, and increase dosages of yin-nourishing herbs like Sheng Di Huang and Mai Men Dong.

Emphasize moistening foods like pears, lily bulbs, tremella mushrooms, and honey. Avoid spicy, fried, and overly warming foods that further deplete yin fluids. Include white-colored foods that specifically nourish the Lungs, such as almonds, white sesame seeds, and tofu.

Lung Yin Deficiency hemoptysis presents as small amounts of bright red blood mixed with scanty, sticky sputum, accompanied by deficiency heat signs. This differs from Lung Heat patterns showing profuse bright red blood with thick yellow sputum and high fever, or Blood Stasis patterns with dark, clotted blood.

Professional Reference Disclaimer

This page is provided by Acu-Market (Medical Technology Products, Inc.) as an educational reference for licensed acupuncturists and traditional Chinese medicine practitioners. It is not medical advice and is not intended for use by the general public.

The clinical information on this page is a general summary compiled from traditional Chinese medicine sources and is provided for reference only. It is not exhaustive, may contain errors or omissions, and may not reflect the most current clinical research or guidance. Acu-Market makes no representations or warranties of any kind, express or implied, regarding the accuracy, completeness, reliability, suitability, or availability of this information.

Practitioners are solely responsible for their own clinical decisions. Nothing on this page substitutes for independent professional judgment, formal TCM training, current authoritative reference texts, or direct evaluation of an individual patient. Pattern differentiation, formula selection, herb combinations, dosing, contraindications, drug-herb interactions, and patient-specific safety considerations must be independently verified by the prescribing practitioner before any clinical application. Use of this information is at the practitioner’s own risk.

This page does not create any practitioner-patient, provider-client, or consultative relationship between Acu-Market and any reader. Acu-Market is a supplier of professional acupuncture and herbal products. It does not provide medical advice, diagnose conditions, prescribe treatment, or render clinical services of any kind.

Statements on this page have not been evaluated by the U.S. Food and Drug Administration. The herbal products referenced are not intended to diagnose, treat, cure, or prevent any disease. Use of herbal medicine in clinical practice is regulated by state and federal law, and practitioners are responsible for compliance with all applicable regulations in their jurisdiction.

To the fullest extent permitted by applicable law, Acu-Market and Medical Technology Products, Inc. disclaim all liability for any direct, indirect, incidental, consequential, or special damages arising from any use of, reliance on, or inability to use the information on this page, including but not limited to clinical outcomes, adverse events, regulatory action, or economic loss.