Can prenatal vitamins, probiotics, omega-3 fish oil, magnesium glycinate, dong quai, or calcium citrate cause constipation?
• Q: I am taking prenatal vitamins, probiotics, omega-3 fish oil, magnesium gylcinate, dong quai, and calcium citrate. I suffer from constipation. Can any of these be the cause? • A: Prenatal vitamins and calcium are likely culprits. However, the magnesium should be helping with that. Consider a fiber laxative or increasing the fiber in the diet, especially when taking these particular supplements.