Other Information: Each tablet contains: calcium 40 mg. Each tablet contains: magnesium 10 mg. Each tablet contains: sodium 3 mg. Very low sodium. Store between 68-77 degrees F (20-25 degrees C). Misc: Sennosides UPS, 25 mg. Specialists in gentle, dependable overnight relief. Compare to active ingredient in Ex-Lax Maximum Strength (This product is not manufactured or distributed by Novartis, owner of the registered trademark Ex-Lax). 100% satisfaction guaranteed. Questions or comments? Call 1-877-753-3935 Monday-Friday 9 AM-5 PM EST. www.Valuelabels.com.