| Nature s Blend Oyster Shell Calcium with D3 - For Bone Health & Immune Support Vitamin D Absorption - No Preservatives Yeast & Corn - Made in USA - Purity & Potent Formula - 200 Tabs - Pack of 2 Support your bone health with Nature s Blend Oyster Shell Calcium with D3 200 Tabs. Our formula is designed to strengthen bones and aid in the absorption of calcium and phosphorus. Made in the USA under strict quality control guidelines our product... more | | $33.67 FREE shipping go to store |