Sennosides USP, 25 mg (stimulant laxative). Gentle, dependable overnight relief. Compare to ex-lax Maximum Strength active ingredient (This product is not manufactured or distributed by GlaxoSmithKline plc, distributor of ex-lax). 100% satisfaction guarantee. Like it or let us make it right. That's our quality promise. supervaluprivatebrands.com. Questions or comments? Call toll free 1-877-932-7948.