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Below are popular questions answered by ConsumerLab.com

Is it possible to get too much vitamin D?

Too much vitamin D can lead to adverse effects, including hypercalcemia (excess calcium in the blood).

Too Much Vitamin D? -- bottle of vitamin D and vitamin D tablets in the shape of the letter D
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COVID-19 Product Reviews and Answers

Product Reviews and Answers to Questions About COVID-19

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Do you have a question related to health products that's not already addressed in our Reviews or CL Answers?

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COVID-19 Product Reviews and Answers

Product Reviews and Answers to Questions About COVID-19

Ask a Question

Do you have a question related to health products that's not already addressed in our Reviews or CL Answers?

Members can submit questions which will be reviewed by our team and may be featured in an upcoming CL answer.