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Medically reviewed by Last updated on Dec 23, 2021.

What are other common names?

  • Brewer's Yeast
  • Chrome
  • Chrome 3+
  • Chrome FTG
  • Chrome III
  • Chrome Trivalent
  • Chromic Chloride
  • Chromium 3+
  • Chromium Acetate
  • Chromium Chloride
  • Chromium III
  • Chromium III Picolinate
  • Chromium Nicotinate
  • Chromium Picolinate
  • Chromium Polynicotinate
  • Chromium Proteinate
  • Chromium Trichloride
  • Chromium Tripicolinate
  • Cr
  • Cr III
  • Cr3+
  • Cromo
  • Kali Bichromicum
  • Potassium Bichromate
  • Trivalent Chromium

What is this product used for?

Chromium is found in many foods. It is also sold as a dietary supplement. It is used by some people as a medicine. Science does not support the use of this product for any health problem.

What are the precautions when taking this product?

  • Always check with your doctor before you use a natural product. Some products may not mix well with drugs or other natural products.

  • Be sure to tell your doctor that you take this product if you are scheduled for surgery or tests.

  • Do not use this product if you are pregnant or plan to become pregnant soon. Use birth control you can trust while taking this product.

  • Do not use this product if you are breastfeeding.

  • Take extra care if you are taking drugs to help with swelling or inflammation. These are drugs like nonsteroidal anti-inflammatory drugs (NSAIDs), corticosteroids, aspirin, ibuprofen, naproxen, dexamethasone, and hydrocortisone.

  • Take extra care if you are taking drugs called beta-blockers. These are drugs like atenolol and propranolol.

  • Take extra care if you are taking the drug levothyroxine for thyroid problems. This product may cause this drug to not work well.

  • Take extra care if you are taking insulin or metformin for low blood sugar. This product may cause these drugs to not work well.

  • If you have blood sugar problems, keep hard candies, glucose tablets, liquid glucose, or juice on hand for low blood sugar.

  • Take extra care and check with your doctor if you have:

    • Kidney problems

    • Liver problems

    • Stomach ulcers

    • Heartburn or gastric reflux

    • Diabetes

    • Thyroid problems

What should I watch for?

  • Upset stomach

  • Rash

When do I need to call the doctor?

  • Signs of a very bad reaction. These include wheezing; chest tightness; fever; itching; bad cough; blue skin color; seizures; or swelling of face, lips, tongue, or throat. Go to the ER right away.

  • Signs of low blood sugar. These include hunger, dizziness, shaking, a fast heartbeat, confusion, or sweating.

  • Very bad throwing up

  • Very bad loose stools

  • Very bad headache

  • Throwing up blood or dark brown liquid that looks like coffee grounds

Where can I learn more?

National Institutes of Health Office of Dietary Supplements

Last Reviewed Date


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