Question: is talc and tricalcium phosphate the same?
Answer: First of all, talc is used in many name brand powders. ... Also, most name brand talc-free powders contain Tricalcium Phosphate. Tricalcium Phosphate is used as an anti-caking ingredient (we use Tapioca starch). Tricalcium Phosphate can cause skin irritation, respiratory failure and damage to the eyes.