BL-32 - Second Crevice
次髎 - Cì liáo
Point Region: Lower back
BL-32 Ciliao, meaning 'Second Crevice,' is a powerhouse for easing menstrual pain and invigorating pelvic circulation. As the second of the four sacral points, it's a vital access point to the reproductive organs and the lower abdomen, directly influencing the flow of blood and energy in this region.
Think of Ciliao as a soothing balm for the lower abdomen. It's a go-to point for all things related to the menstrual cycle, including cramps, irregular periods, and PMS. By improving blood circulation in the pelvic area, it helps to alleviate pain and promote a sense of comfort and ease. It is also an effective point for lower back pain and sciatica.
By regulating the flow of energy and blood in the pelvis, BL-32 restores a sense of harmony and balance. It's a point that reminds us that our ability to thrive is deeply connected to the health of our core.
Location & How to Find
Anatomical Location: Over the second posterior sacral foramen (S2).
How to Locate:
- Locate the second small depression in the center of your tailbone, below the first
- Gently press into this depression with your fingertip - this is BL-32

Primary Functions
Urinary & Kidney System
- Regulates urinary and reproductive function
- Treats menstrual irregularities
- Supports fertility and sexual health
Musculoskeletal System
- Relieves lower back and hip pain
- Treats pelvic disorders
- Reduces sciatica symptoms
Digestive System
- Treats bowel disorders
- Supports pelvic organ function
Clinical Applications
Primary Indications
- Painful menstruation
- Hernia
- Vaginal discharge
- Sciatica
- Lower back pain
- Pelvic disorders
Related Health Concerns
Common Conditions:
Related Acupoints
Select a point to learn about its location, primary functions, clinical applications, and protocols.
BL-32 Protocols
N/A
Important Precautions
- Contraindicated during pregnancy