This month at Rite Aid, there is an unadvertised monthly +Up Reward promotion on Rite Aid Brand Epsom Salt. Buy two and receive a $2.00 +Up Reward! In my store these were located with the other first aid supplies.
Buy 2 Rite Aid First Aid Epsom Salt, 16 oz $1.99, regular price
Buy 2, Receive $2.00 +Up Reward through 7/27, Limit 2
Pay $3.98, Receive $2.00 +Up Reward
Final Price: $0.99 each, when you buy 2