Celery Seed Extract by Natural Factors, Herbal Supplement for a Healthy Circulatory System, 120 vegetarian capsules (120 servings)

Celery Seed Extract contains 85% 3-n-butylphthalide, or 3nB for short - a beneficial compound unique to celery. One capsule provides the same level of 3nB as 4-6 ribs of celery.