An over-alkaline system makes calcium harder to absorb, and calcium is essential for strengthening bones. This supplement supplies acidifying compounds plus important vitamins, minerals, and citrus bioflavonoids that can help support balanced pH levels. Serving Size: 2 UltraCaps Vitamin C (ascorbic acid and from rose hips) 100mg Vitamin B6 (as pyridoxine HCl) 50mg Calcium (as calcium chloride and dicalcium phosphate) 108mg Magnesium (as magnesium glycerophosphate) 11mg Ammonium Chloride 192mg Betaine HCl 192mg Kidney Extract 60mg (Freeze-dried) Lemon (Citrus x limon) 60mg Fruit Bioflavonoids Other Ingredients vegetable capsule (modified cellulose), cellulose, silicon dioxide, magnesium stearate, and titanium dioxide color. Contains No sugar, salt, yeast, wheat, gluten, corn, soy, dairy products, artificial flavoring or preservatives. All colors used are from natural sources. Notes If pregnant, nursing, or taking prescription drugs, consult your healthcare practitioner prior to use. All organs and glands derived from bovine sources. Keep bottle tightly closed. This product attracts moisture.