This is because curcumin in turmeric has high amounts of oxalates that can increase the risk of kidney stones and interfere with the functioning of this vital organ. In addition, curcumin has a hot potency which is often associated with diarrhea, indigestion, among other things. Apart from this, excessive intake of turmeric can lead to thinning of blood as it helps in reducing blood clotting. Here’s how excessive intake of turmeric can impact liver health.