Calcium Phosphorus for Dogs Supplement, Provide Calcium for Puppies, Promote Healthy Dog Bones and Puppy Growth Rate, Dog Bone Supplement, 90 Soft Chews is up for auction in Pet Supplies. The current bid is $2.00, 95% below the $39.99 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.