Location & How to Find

Anatomical Location: On the ankle, anterior and inferior to the lateral malleolus.

How to Locate:

  1. Locate your outer ankle bone (lateral malleolus)
  2. Find the area in front of and below this bone
  3. Feel for the depression anterior to the ankle bone
  4. This is in the ankle joint area
  5. This is GB-40, the gallbladder source point
Location illustration for On the ankle, anterior and inferior to the lateral malleolus.

Primary Functions

Liver & Gallbladder System

  • Harmonizes liver and gallbladder function
  • Promotes decision-making clarity
  • Supports courage and determination
  • Clears liver qi stagnation

Musculoskeletal System

  • Relieves ankle pain and stiffness
  • Treats foot and ankle disorders
  • Improves ankle mobility

Emotional & Mental

  • Reduces indecision and hesitation
  • Promotes mental clarity
  • Supports confident action

Select a point to learn about its location, primary functions, clinical applications, and protocols.

GB-40 Protocols

N/A