Migraine patients who suffer from chronic daily migraine/headaches

Migraine patients who suffer from medication-dependent headaches

Subjects who suffer from cluster headache or tension-type headaches

Subjects who used antibiotics up to two months before the start of the study

Subjects who are unwilling to stop taking probiotics other than study products

Patients with a chronic use of non steroid anti inflammatory drugs (because of increased gut permeability)

Patients with inflammatory bowel diseases (because of increased gut permeability)

Pregnancy or lactation (because of their possible effect on migraine incidence)

The Effect of Probiotics on the Frequency and Intensity of Migraine Attacks and Intestinal Permeability