Why don't you start with just one capsule a day?

Recommended daily dosage
1 capsule

Functional Ingredients / per capsule per day
Gamma-aminobutyric acid (GABA): 100mg

Other Nutritional Ingredients / per capsule per day
Vitamin B6: 1.6mg, folic acid: 200μg, vitamin B12: 2.4μg

Note on Food with Functional Claims
Unlike Foods for Specified Health Uses, this product has not undergone individual review by the Commissioner of the Consumer Affairs Agency. It is not intended for the diagnosis, treatment, or prevention of disease. *The diet should be based on a balance of staple foods, main dishes, and side dishes.

Ingredients
Gamma-aminobutyric acid (GABA) (manufactured in Japan)/cellulose, vitamin B6, calcium stearate, shellac, folic acid, vitamin B12

Allergens (out of 28 items)
Not applicable

Precautions
Do not consume if you are pregnant or nursing.