This product currently has special offers: buy one get one free 
Please purchase two pieces and use the discount code: Featured Bird's Nest ⭐Buy one get one free 
 
Guanyan means the bird's nest presented to noble officials, and is the top grade in the bird's nest. 
 
Effect:
1. Improve asthma, shortness of breath, chronic cough, bloody sputum, bronchitis etc.
2. Improve stomach nausea, bowel sounds, etc.
3. Improve sweating, frequent urination, nocturia, etc.
4. Increase thinking, anti-sensitivity, etc.
5. Eating before and after childbirth has the effect of reinstating and repairing
6. Reduce wrinkles and promote smooth skin