Formulated with magnesium, vitamin B6, and potassium citrate, urologist-recommended TheraLith XR delivers 12 mEq citrate alkali per daily dose to support healthy urine chemistry.* Plus, its extended-release coating makes it a gentle choice for your digestive system.
We ship your refills exactly when you need them. There is nothing to remember (or forget).
You're in control. Reschedule or cancel your subscriptions at anytime online or on the phone. Customer service reps available online 24/7.
Don't want Auto-refill? To order single shipments instead, call (800) 449-4447 anytime 24/7.
A research-based blend of potassium, magnesium, and vitamin B6 delivers 12 mEq of citrate alkali to support healthy urine chemistry, with an extended-release coating to promote optimal absorption and tolerance.*
TheraLith XR research showed a 29% reduction in urinary oxalate levels, 22% reduction in calcium oxalate supersaturation, and a 48% increase in both urinary magnesium and citrate levels.*
TheraLith XR is a vegan, dye-free, and certified gluten-free supplement.
Manufactured in the USA. Independently tested and certified by NSF International, in a cGMP compliant facility.
For those who have low urinary magnesium or citrate levels, or high amounts of calcium oxalate in their urine.
Do not take TheraLith XR if you are taking the following medication:
TheraLith XR may affect the absorption of certain prescription medications as follows:
Although certain forms of magnesium affect the absorption of thyroid hormone, the magnesium forms in TheraLithXR (citrate, oxide) do not.
Feel free to reach out to the Nutrition Department by phone at (888) 899-3899 ext. 2 or by email here.
Your cart is empty.
Free US Shipping