For multiple myeloma patients, the best form of calcium is generally calcium carbonate (e.g., Caltrate, Os-Cal), taken with food to maximize absorption. Daily supplementation of 1,000–1,200 mg is often recommended, along with vitamin D. However, it is crucial to check for hypercalcemia (high blood calcium) with a doctor first, as myeloma can cause high calcium levels, making supplements unsafe
Memorial Sloan Kettering Cancer Center
Memorial Sloan Kettering Cancer Center
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Absolutely l agree!!!
This is an important question, especially since myeloma can affect calcium levels and bone health in significant ways.
The tricky part is that myeloma can actually cause high calcium levels (hypercalcemia) due to bone breakdown — so taking calcium supplements isn't always straightforward or recommended for everyone with Show Full Answer
@A MyMyelomaTeam Member,
I’m sorry to hear that.🙏🏻💕✝️
Paula🌹
Susie passed away last December 2025.