On this page · 8 sections

Magnesium amino acids chelate

Generic name: magnesium amino acids chelate

Brand names: Chelated Magnesium, MG Plus Protein

Last updated November 2, 2026 0 views
Share

What is magnesium amino acids chelate (chelated magnesium)?

Magnesium is a mineral that occurs naturally. It is important for many functions in the body, especially for the muscles and nerves. Chelated magnesium is a form that the body absorbs easily.

Chelated magnesium is used as a supplement to keep enough magnesium in the body.

Chelated magnesium may also be used for reasons not mentioned in this medication guide.

This section was rewritten for readability and reviewed for meaning.

How should I take chelated magnesium?

Use this product exactly as directed on the label, or as prescribed by your doctor. Do not use it in larger amounts or for longer than recommended.

Take chelated magnesium with a full glass of water.

Use chelated magnesium regularly to get the most benefit.

Call your doctor if you notice signs that your magnesium blood levels are too low, such as confusion, uneven heart rate, jerking muscle movements, or muscle weakness or feeling limp.

While using chelated magnesium, you may need frequent blood tests. Your kidney function may also need to be tested. Follow your doctor's instructions.

Store at room temperature away from moisture and heat.

This section was rewritten for readability and reviewed for meaning.

Warnings

Use exactly as directed on the label, or as prescribed by your doctor. Do not use in larger or smaller amounts or for longer than recommended.

This section was rewritten for readability and reviewed for meaning.

Before taking this medicine

You should not use Chelated Magnesium if you are allergic to it, or if you have kidney disease.

Ask a doctor or pharmacist if it is safe for you to use this product if you have other medical conditions, especially:

  • diabetes;
  • Crohn's disease, ulcerative colitis;
  • if you are malnourished; or
  • if you drink large amounts of alcohol.

Artificially sweetened forms of this product may contain phenylalanine. Check the medication label if you have phenylketonuria (PKU).

Ask a doctor before using Chelated Magnesium if you are pregnant or breast-feeding. Your dose needs may be different during pregnancy or while you are nursing.

Do not give Chelated Magnesium to a child without medical advice.

This section was rewritten for readability and reviewed for meaning.

Chelated magnesium side effects

Get emergency medical help if you have signs of an allergic reaction: hives; severe dizziness; difficulty breathing; swelling of your face, lips, tongue, or throat.

This product may cause serious side effects. Stop using this product and call your doctor right away if you have:

  • severe or ongoing diarrhea;
  • muscle cramps; or
  • depression, feeling tired or irritable.

Common side effects of magnesium amino acids chelate may include:

  • diarrhea;
  • nausea, stomach pain; or
  • upset stomach.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

This section was rewritten for readability and reviewed for meaning.

What happens if I miss a dose?

Take the missed dose as soon as you remember. If it is almost time for your next scheduled dose, skip the missed dose. Do not take extra medicine to make up for the missed dose.

This section was rewritten for readability and reviewed for meaning.

What happens if I overdose?

Seek emergency medical help or call the Poison Help line at 1-800-222-1222.

Symptoms of an overdose may include numbness or a tingling sensation in your face, weak muscles, slow heartbeat, shallow or weak breathing, vomiting, or fainting.

Consult your doctor before using an antacid, and use only the type your doctor suggests. Some antacids can interfere with your body's ability to absorb chelated magnesium.

If you are also taking an antibiotic, do not take it within 2 hours before or 3 hours after you take chelated magnesium.

This section was rewritten for readability and reviewed for meaning.

What other drugs will affect chelated magnesium?

Ask a doctor or pharmacist if it is safe for you to use this product if you are also using any of the following drugs:

  • digoxin, digitalis, Lanoxin;
  • an antibiotic--ciprofloxacin, demeclocycline, doxycycline, levofloxacin, minocycline, moxifloxacin, norfloxacin, ofloxacin, tetracycline, or others; or
  • medicines for osteoporosis or Paget's disease--alendronate, etidronate, ibandronate (Boniva), pamidronate, risedronate, zoledronic acid (Reclast, Zometa), or others.

This list is not complete. Other drugs may interact with Magnesium amino acids chelate, including prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible interactions are listed in this medication guide.

This section was rewritten for readability and reviewed for meaning.

Related medicines

Before you take this medicine: the information on this page is general and may not cover your personal circumstances. Read the label supplied with your medicine and ask a pharmacist or doctor if you are unsure, especially if you are pregnant, breastfeeding, taking other medicines or managing a long-term condition.
General medicine information Consumer-friendly language

Content is provided for education and is not medical advice. See our medical disclaimer.