# BL20 Piyu (Spleen Shu Point) – Bladder Meridian

脾俞 · pí yú

Location: 1.5 thumb widths lateral to the GV06 at the level of the lower border of the spinous process of the 11th thoracic vertebra.

Cautions: Avoid deep perpendicular needling.

Canonical page: https://acuiq.com/points/bl20

## Indications

An indication list is a reference index, not a prescription – see the protocols below for sourced treatments.

Poor Appetite, Poor Appetite, Benefit Regulate Blood, Benefit Regulate Qi Jiao Middle, Benefit Tonify Qi Spleen, Benefit Tonify Yang Spleen, Chills, Cold Qi Spleen, Cold Qi Spleen, Cough, Damp, (infant) Nutrition Deficiency, Infantile Nutrition Deficiency, Spleen Qi Deficiency, Spleen Qi Deficiency, Diarrhea, Abdominal Bloating, Abdominal Bloating, Focal Bloating, Focal Bloating, Dysentery, Fever, Fibroids / Masses Ju Ju, Fibroids Masses Ju Ju, Abdominal Fullness, Abdominal Fullness, Vomiting Fullness, Vomiting Fullness, Ghost Syndrome Childhood Fright Wind Chronic, Ghost Syndrome Childhood Fright Wind Chronic, Haemorrhage Chronic, Haemorrhage Chronic, Jaundice, Malarial Disease, Menorrhagia, Myalgia Back Long Extensors, Myalgia Back Long Extensors, Abdominal Pain, Abdominal Pain, Back Pain, Back Pain, Lower Back Pain, Lower Back Pain, Lower Back Pain, Lower Back Pain, Rib Pain, Rib Pain, Shoulder Pain, Shoulder Pain, Skin Pain, Skin Pain, Uterine Prolapse, Uterine Prolapse, Regulate Blood, Regulate Qi Jiao Middle, Muscle Spasms, Muscle Spasms, Blood in Stool, Blood in Stool, Undigested Food in Stool, Undigested Food in Stool, Deficiency Taxation Syndrome, Deficiency-taxation Syndrome, Tonify Qi Spleen, Tonify Yang Spleen, Tympanites / Drum Belly, Tympanites Drum Belly, Urine Blood, Urine Blood, Urine Cloudy, Urine Cloudy, Urine White, Urine White, Vomiting Blood, Vomiting Blood, Weight Low Despite Appetite, Weight Low Despite Appetite, Yawning

## Most often selected alongside BL20

Sourced protocols in the index pairing each point with this one. Corpus frequency, not a combination to use.

- ST36 (Leg Three Miles) – 193 protocols
- BL23 (Kidney Shu Point) – 187 protocols
- SP06 (Three Yin Intersection) – 116 protocols
- CV04 (Original Qi Gate) – 114 protocols
- BL18 (Liver Shu Point) – 105 protocols
- CV12 (Stomach Centre) – 86 protocols
- BL13 (Lung Shu Point) – 84 protocols
- BL21 (Stomach Shu Point) – 80 protocols

## Protocols using BL20 (50 best-sourced of 328)

| Symptoms | Points | Course | Source | Kind | Caveat |
|---|---|---|---|---|---|
| Period Short, Period Scanty, Period Low, Period Light, Hypomenorrhea Follicular, Kidney Qi Weakness, Kidney Jing Weakness, Mai Ren Deficiency, Mai Chong Deficiency, Restore Yin, Yang Weakness, Facial Paralysis, Facial Paralysis, Period Short, Period Scanty, Period Low, Period Light, Hypomenorrhea Follicular, Kidney Qi Weakness, Kidney Jing Weakness, Mai Ren Deficiency, Mai Chong Deficiency, Restore Yin, Yang Weakness | BL17, BL20, BL23, KD03, CV04 | 5 days | doi:10.1016/S0254-6272(09)60059-5 | trial | Point selection reported in a published study. |
| Facial Paralysis, Facial Paralysis | BL17, BL20, BL23, KD03, CV04 | 5 days | doi:10.1016/S0254-6272(09)60059-5 | trial | Point selection reported in a published study. |
| Immune Deficiency, Immune Dysregulation | ST36, BL18, BL20, BL23 | 1 days | doi:10.1093/ecam/nel107 | trial | Point selection reported in a published study. |
| Fatigue, Anxiety, Depression, Insomnia, Fibromyalgia, Widespread Pain | LI04, SP06, BL18, BL20, PC06, GB34, LV03 | 9 days | doi:10.1186/1745-6215-12-59 | trial | Point selection reported in a published study. |
| Dysmenorrhea, Menstrual Pain, Mood Changes, Qi-blood Deficiency | ST36, SP06, SP08, BL17, BL20, BL32, CV04, CV06 | 9 days | doi:10.1093/ecam/nep239 | trial | Point selection reported in a published study. |
| Hot Flashes, Vasomotor Symptoms, Menopause Perimenopause, Menopause Postmenopause | LI04, LI11, ST36, SP06, HT07, BL15, BL18, BL20, BL23, KD03, PC06, GB34, LV03, CV06, CV17, GV14, GV20 | 84 days | doi:10.1097/gme.0b013e31821f9171 | trial | Point selection reported in a published study. |
| Headache, Muscle Pain, Fatigue Chronic, Fatigue Unexplained, Sleep Unrefreshing, Memory Impaired, Malaise Post-exertional | BL11, BL13, BL15, BL18, BL20, BL23, GB20, GV20 | 28 days | doi:10.1186/1745-6215-14-147 | trial | Point selection reported in a published study. |
| Knee Pain, Osteoarthritis Knee, Stiffness Joint | ST06, ST34, ST35, ST36, SP04, SP05, SP06, SP09, SP10, BL20, BL40, BL57, BL58, BL60, BL62, KD03, KD10, GB33, GB34, LV08 | 28 days | doi:10.1155/2013/182528 | trial | Point selection reported in a published study. |
| Joint Pain, Muscle Pain, Fatigue Chronic, Sleep Unrefreshing, Fatigue Post-exertional | BL11, BL13, BL15, BL18, BL20, BL23, GB20, GV20 | 28 days | doi:10.1186/s13063-015-0857-0 | trial | Point selection reported in a published study. |
| Incontinence Urinary Stress, Incontinence Urinary Mixed, Incontinence Urinary Urgency | SP03, SP06, BL14, BL18, BL20, BL23, BL28, BL31, BL32, BL33, BL34, KD03, KD07, PC06, LV03, CV03, CV04, CV06, GV04, GV20 | 84 days | doi:10.1136/acupmed-2015-010828 | trial | Point selection reported in a published study. |
| Asthma, Wheezing, Dyspnea | BL13, BL20, BL23, GV14 | 30 days | doi:10.1155/2015/846851 | trial | Point selection reported in a published study. |
| Anxiety, Back Pain, Miscarriage Threatened, Bleeding Vaginal, Cramping Abdominal | LU07, LI11, ST36, ST37, SP01, SP04, HT07, BL20, BL23, BL57, BL62, KD06, KD09, KD21, KD27, PC06, TB04, TB05, TB06, GB30, GB34, GB41, LV02, LV03, CV04, GV04, GV20 | 28 days | doi:10.1186/s12884-016-1092-8 | trial | Point selection reported in a published study. |
| Copd, Dyspnea Exertional, Respiratory Obstruction | LU01, LU09, LI18, ST36, BL13, BL20, BL23, GB12 | 56 days | doi:10.1097/MD.0000000000004879 | trial | Point selection reported in a published study. |
| Epigastric Pain, Dyspepsia Functional, Burning Epigastric | ST36, ST44, SP09, BL20, BL21, PC06, LV03, LV13, LV14, CV12, CV17 | 14 days | doi:10.1186/s13063-017-1845-3 | trial | Point selection reported in a published study. |
| Hyperglycemia, Prediabetes, Impaired Glucose Tolerance | LI04, ST36, ST37, ST39, ST40, SP06, SP09, BL18, BL20, BL21, LV03, LV13, LV14, CV12, GV09 | 112 days | doi:10.1186/s13063-017-2014-4 | trial | Point selection reported in a published study. |
| Hyperlipidemia, Elevated Ldl-c, Elevated Tc, Elevated Tg | ST25, ST40, BL15, BL18, BL20, BL23, CV14 | 84 days | doi:10.1186/s13063-017-2029-x | trial | Point selection reported in a published study. |
| Epigastric Pain, Dyspepsia Functional, Postprandial Fullness, Satiety Early, Nausea Postprandial | ST34, ST36, ST40, ST42, BL20, BL21, PC06, CV12 | 70 days | doi:10.1136/bmjopen-2017-018430 | trial | Point selection reported in a published study. |
| Bone Pain, Back Low Pain, Osteoporosis Primary | BL20, BL23, GV03, GV04 | 28 days | doi:10.12659/MSM.909725 | trial | Point selection reported in a published study. |
| Weight Loss, Copd, Dyspnea, Malnutrition, Exercise Intolerance | LU01, LU09, LI18, ST36, BL13, BL20, BL23, KD03, GB12, CV04, CV12 | 84 days | doi:10.1186/s12906-018-2341-3 | trial | Point selection reported in a published study. |
| Osteoporosis, Bone Pain, Muscle Weakness, Fracture Risk | ST36, SP06, BL11, BL20, BL23, BL40, KD03, CV04, GV03, GV04 | – | doi:10.1155/2019/2705263 | trial | Point selection reported in a published study. |
| Dysmenorrhea Primary, Menstrual Pain, Pelvic Pain | LI04, ST28, ST36, SP10, BL20, BL32, BL54, LV03 | 90 days | doi:10.1155/2019/7978180 | trial | Point selection reported in a published study. |
| Lung Cancer, Dyspnea, Pneumonitis Radiation, Inflammation Pulmonary | LU01, LU02, LU09, LI04, ST36, BL13, BL20, BL23, KD03, PC06, GB12, LV03, CV04, CV12, GV14 | 42 days | doi:10.1177/1534735420908327 | trial | Point selection reported in a published study. |
| Cough, Phlegm, Copd | LU07, LU09, ST36, ST40, SP06, BL12, BL13, BL20, BL23, KD03, CV12 | 30 days | doi:10.1186/s12906-020-02899-3 | trial | Point selection reported in a published study. |
| Cough, Phlegm, Wheezing, Copd | ST36, ST40, BL12, BL20, KD01 | 28 days | doi:10.1186/s12906-020-02899-3 | trial | Point selection reported in a published study. |
| Copd, Reduced Quality Of Life | BL13, BL15, BL18, BL20, BL23 | 28 days | doi:10.1186/s12906-020-02899-3 | trial | Point selection reported in a published study. |
| Overweight, Obesity Simple, Bmi Elevated | LI04, LI11, ST21, ST24, ST25, ST26, ST27, ST28, ST32, ST34, ST36, ST37, ST39, ST40, ST44, SP04, SP06, SP09, SP14, SP15, SP16, BL20, BL21, TB06, GB26, LV13, CV04, CV06, CV07, CV09, CV10, CV12, CV13 | 30 days | doi:10.1155/2020/2367610 | trial | Point selection reported in a published study. |
| Diarrhea, Abdominal Pain, Ulcerative Colitis, Blood In Stool | ST25, ST36, SP04, BL20, BL21, BL23, BL25, KD03, CV04, CV12 | 46 days | doi:10.1186/s12906-020-03101-4 | trial | Point selection reported in a published study. |
| Diarrhea, Abdominal Pain, Ulcerative Colitis, Blood In Stool | ST25, ST36, SP06, BL18, BL20, BL23, GV01 | 10 days | doi:10.1186/s12906-020-03101-4 | trial | Point selection reported in a published study. |
| Diarrhea, Abdominal Pain, Ulcerative Colitis, Blood In Stool | ST25, ST36, SP04, BL16, BL20, BL21, BL22, BL25, KD03, CV04, GV02, GV06 | 56 days | doi:10.1186/s12906-020-03101-4 | trial | Point selection reported in a published study. |
| Anxiety, Insomnia, Lethargy, Diarrhea, Psychomotor Retardation, Depression Bipolar, Malaise General | LI04, ST25, ST27, ST36, SP06, BL15, BL18, BL20, PC06, GB20, GB21, LV03, CV04, GV20 | 84 days | doi:10.1177/1179547620967379 | trial | Point selection reported in a published study. |
| Proteinuria, Chronic Kidney Disease, Renal Insufficiency, Elevated Creatinine | ST36, SP06, BL20, BL23, CV04, GV04 | 56 days | doi:10.1155/2020/6128673 | trial | Point selection reported in a published study. |
| Vomiting, Nausea, Abdominal Pain, Abdominal Bloating, Postprandial Fullness, Satiety Early, Gastroparesis Diabetic, Loss Of Appetite | ST21, ST25, ST36, SP06, BL18, BL20, BL21, BL23, PC06, CV12 | 22 days | doi:10.1155/2021/6649331 | trial | Point selection reported in a published study. |
| Anxiety, Stool Loose, Menstruation Irregular, Vision Visual Field Defect, Vision Blind Spot, Neck Myofascial Pain | LI04, LI10, ST36, SP03, SP06, SP09, SP10, HT08, SI03, SI13, BL10, BL18, BL20, BL22, BL23, BL65, PC06, PC07, GB20, GB21, GB34, LV03, GV14, GV20, MS14 | 120 days | doi:10.1177/21649561211021081 | trial | Point selection reported in a published study. |
| Obesity, Obesity Abdominal, Overweight, Waist Circumference Elevated | LI11, ST24, ST25, ST36, ST40, BL20, BL21, TB06, CV09, CV12 | 112 days | doi:10.1155/2022/4780019 | trial | Point selection reported in a published study. |
| Fatigue, Depression, Insomnia, Poor Appetite, Lower Limb Weakness, Upper Limb Weakness, Muscle Atrophy Progressive, Paralysis Motor Neuron | LI04, LI10, LI11, LI15, ST32, ST36, ST41, SP06, BL18, BL20, BL23, KD03, PC06, TB05, GB20, GB34, CV04, CV06, CV12, CV23, GV14, GV20 | – | doi:10.1155/2022/6541600 | trial | Point selection reported in a published study. |
| Obesity, Overweight | ST25, ST40, BL20, CV12 | 80 days | doi:10.3389/fendo.2022.952373 | trial | Point selection reported in a published study. |
| Cough, Wheezing, Spontaneous Sweating, Dyspnea, Shortness Of Breath, Chest Tightness, Sputum Expectoration, Chronic Obstructive Pulmonary Disease | BL13, BL20, BL23 | 28 days | doi:10.1155/2022/4084505 | trial | Point selection reported in a published study. |
| Loss of Appetite, Chemotherapy Nausea, Fatigue Cancer, Anorexia Cancer-associated | LI04, LI11, ST25, ST36, ST37, SP06, SP09, HT07, BL20, BL21, BL23, PC06, CV04, CV06, CV12, GV20 | 14 days | doi:10.1155/2022/4251458 | trial | Point selection reported in a published study. |
| Asthma, Respiratory Wheezing, Respiratory Dyspnea | BL13, BL15, BL17, BL20, BL23, CV04, GV14 | 90 days | doi:10.19852/j.cnki.jtcm.2023.01.013 | trial | Point selection reported in a published study. |
| Lymphedema Upper-limb, Edema Arm, Post-mastectomy Swelling, Breast-cancer Complication | LU05, LI11, LI14, SI09, SI11, BL13, BL20, BL23, PC06, TB05, GB21, CV17, GV14 | 28 days | doi:10.1177/15347354231172735 | trial | Point selection reported in a published study. |
| Headache, Sore Throat, Joint Pain, Muscle Pain, Fatigue Chronic, Sleep Unrefreshing, Memory Impaired, Fatigue Post-exertional, Cold Intolerance, Concentration Impaired, Yang Deficiency Spleen-kidney, Lumbar Weakness | BL11, BL13, BL14, BL15, BL17, BL18, BL19, BL20, BL21, BL22, BL23, BL25, GV02, GV03, GV04, GV05, GV06, GV07, GV08, GV09, GV10, GV11, GV12, GV13, GV14 | 28 days | doi:10.1186/s12967-023-04250-z | trial | Point selection reported in a published study. |
| Spasticity, Cerebral Palsy Spastic, Motor Impairment Gross Motor, Movement Disorder Posture | SP03, SP06, BL18, BL20, GB34, LV03 | 84 days | doi:10.2147/NDT.S424102 | trial | Point selection reported in a published study. |
| Anorectal Pain, Rectal Pain, Anorectal Bloating, Defecation Disorder | ST36, BL20, BL21, BL23, BL34, BL35, BL57, GB26, CV04, CV06, CV12, GV01, GV20 | 60 days | doi:10.1097/MD.0000000000035462 | trial | Point selection reported in a published study. |
| Fatigue, Copd, Dyspnea, Dyspnea Exertional, Exercise Intolerance, Fatigue Leg | LU01, LU09, LI18, ST36, BL13, BL20, BL23, KD03, GB12, CV04, CV12 | 84 days | doi:10.1186/s12906-024-04353-0 | trial | Point selection reported in a published study. |
| Cough Chronic, Dyspnea, Exercise Intolerance, Sputum Excess, Respiratory Airflow Limitation | LU01, ST36, ST40, BL13, BL20, BL23 | 84 days | doi:10.1186/s12906-024-04412-6 | trial | Point selection reported in a published study. |
| Fatigue, Dizziness, Tinnitus, Depression, Absent Periods, Dysmenorrhea, Insomnia, Infertility, Arthralgia, Oligomenorrhea, Hot Flashes, Vaginal Dryness, Premature Ovarian Insufficiency | SP06, SP10, BL18, BL20, BL23, BL32, KD16, CV04, CV06 | 112 days | doi:10.3389/fmed.2024.1357824 | trial | Point selection reported in a published study. |
| Fatigue, Constipation, Insomnia, Weight Loss, Eating Disorder Arfid, Food Avoidance, Abdominal Bloating, Taste Disturbance, Tongue Pain | LI04, ST19, ST20, ST24, ST25, ST36, ST40, SP04, SP06, HT07, SI03, BL15, BL19, BL20, BL21, BL22, KD06, PC06, GV20 | 280 days | doi:10.7759/cureus.61912 | trial | Point selection reported in a published study. |
| Copd, Dyspnea, Lung Function Decline, Airway Obstruction | ST36, BL13, BL20, BL23 | 84 days | doi:10.1186/s12906-024-04630-y | trial | Point selection reported in a published study. |
| Obesity, Appetite Excessive, Overweight, Appetite Increased | ST25, BL20, BL21, BL25, LV13, CV12 | 84 days | doi:10.2147/DMSO.S487877 | trial | Point selection reported in a published study. |
| Anxiety, Fibromyalgia, Whole-body Pain, Mood Depressive | ST25, ST27, ST36, SP04, SP06, HT07, SI03, BL16, BL18, BL19, BL20, BL21, BL23, BL62, KD03, KD06, TB05, LV03, LV08 | 84 days | doi:10.7759/cureus.74385 | trial | Point selection reported in a published study. |

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AcuiQ-authored prose (symptom and meridian descriptions, the wiki, the auricular crosswalk) is licensed CC-BY-4.0: https://creativecommons.org/licenses/by/4.0/. The assembled protocol compilation is not: build on it with attribution, but do not redistribute it whole as a dataset – https://acuiq.com/terms. The underlying findings are the cited sources' claims – each entry carries its citation; verify against the source before relying on it. Not medical advice: https://acuiq.com/terms