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Magnesium helps maintain normal muscle and nerve function, keeps the heart rhythm steady, supports a healthy immune system, and keeps bones strong. It plays an important role in the body and is involved in over 300 metabolic reactions. Magnesium helps with energy production and healthy kidney function. Deficiencies are common in the American diet.
For more information about magnesium, see Dr. Gittins' article, Do you know the magnesium form your body needs? by clicking here.
Magnesium Malate
Supports cellular metabolism*
What it is
Magnesium Malate provides 100 mg of elemental magnesium per capsule to support cellular metabolism.*
How it works
Provides nutritional support for muscles and bones*
This preparation of magnesium is reacted with the Krebs cycle intermediate ma...
Magnesium Malate
$20.50
Magnesium Malate
Chelated Magnesium Malate | Energy Production Support*
Magnesium malate may help support proper energy production, brain health, muscle health, and sports and exercise performance.*
Gluten Free Dairy Free Soy Free Vegetarian Non-GMO Vegan
Designs for Health's logo, text, trademarks, graphi...
Magnesium Malate
$31.99
Magnesium Malate 120 Vegetable Capsules
Magnesium Malate supports optimal muscle, tissue, bone, and tooth health, and promotes healthy macronutrient metabolism. Magnesium, a critical cofactor in more than 300 enzymatic reactions involving energy metabolism and protein synthesis, is essential for the normal structure and function of ti...
Magnesium Malate 120 Vegetable Capsules
$26.00
Magnesium Malate Forte 120 Vegetarian Tablets
Magnesium Malate Forte combines bioavailable magnesium, malic acid, and riboflavin to fuel mitochondrial energy production and support nerve, muscle, and metabolic function.* These nutrients power key steps of the citric acid cycle and electron transport chain, promoting ATP synthesis and resi...
Magnesium Malate Forte 120 Vegetarian Tablets
$34.79
Magnesium Oxide - 100 Capsules
Magnesium Oxide supplies 300 mg of elemental magnesium from magnesium oxide in each capsule.
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*FDA Disclaimer: The informatio...
Magnesium Oxide - 100 Capsules
$11.50
Magnesium/Potassium Aspartate - 250 Capsules
Magnesium and potassium are minerals involved in important physiological functions that contribute to overall health.‡
Douglas Laboratories' logo, text, trademarks, graphics, and photo images are the property of Douglas Laboratories, LLC and are used with permission. Copyright © 2026.
*FDA ...
Magnesium/Potassium Aspartate - 250 Capsules
$47.50
Magnezyme®
Magnesium is distributed in the body as 70% in the bone and 30% in the soft tissues. It is absolutely necessary to life in that it acts as a coenzyme in carbohydrate and protein metabolism, as a factor in neuromuscular contraction, and as an aid in regulating acid-alkaline balance. It aids in t...
Magnezyme®
$28.00
Magtein®
Magtein® (magnesium L-threonate) is a unique, patented form of magnesium resulting from 10 years of research at MIT. It is the only form of magnesium shown to cross the blood-brain barrier, effectively increasing magnesium concentration in the brain.◆Clinical applications of Magtein®:● Supports...
Magtein®
$59.75
Magtein® Magnesium L-Threonate
Support memory, focus, and mental clarity.* Clinically studied to improve modeled cognitive age by 7.5 years^
Why you'll love Magtein® Magnesium L-Threonate
Feel sharper and more focused with Magtein® Magnesium L-Threonate. This clinically studied form of magnesium supports brain health by...
Magtein® Magnesium L-Threonate
$76.95
Metabolic Maintenance® Cal/Mag Plus with Vitamin D and K2 MK-7 180 Vegetarian Capsules
Cal/Mag Plus with vitamin D and vitamin K2 combines calcium, magnesium, vitamin D3, and vitamin K2 (MK-7) to support bone strength, calcium absorption, and proper mineral placement.* The 2:1 calcium-to-magnesium ratio and D3 + K2 promote skeletal and neuromuscular health for everyday resilie...
Metabolic Maintenance® Cal/Mag Plus with Vitamin D and K2 MK-7 180 Vegetarian Capsules
$42.00
Metabolic Maintenance® Cal/Mag/Zinc with Vitamin D 240 Vegetarian Capsules
Cal/Mag/Zinc with Vitamin D and K2 delivers a blend of bioavailable minerals and vitamins to support bone density, muscle relaxation, and calcium balance.* With highly absorbable forms of calcium, magnesium, D3, and K2, it promotes bone health and overall mineral metabolism.*
...
Metabolic Maintenance® Cal/Mag/Zinc with Vitamin D 240 Vegetarian Capsules
$49.00
Metabolic Maintenance® Magnesium Citrate
Magnesium Citrate provides a bioavailable form of magnesium to support energy production, muscle relaxation, and healthy nerve function.* The citrate form enhances absorption and promotes gentle bowel regularity for comprehensive metabolic and digestive support.*
Allergy Resea...
Metabolic Maintenance® Magnesium Citrate
$35.00
Metabolic Maintenance® Magnesium Glycinate
Magnesium Glycinate provides 125 mg of highly absorbable magnesium bisglycinate plus vitamin C for antioxidant and cardiovascular support.* This gentle, well-tolerated formula supports calm, muscle relaxation, and heart and nervous system health.*
Maximize metabolic processes and minimize...
Metabolic Maintenance® Magnesium Glycinate
$15.50
Metabolic Maintenance® Magnesium Glycinates 180 Vegetarian Capsules
Magnesium Glycinate provides 125 mg of highly absorbable magnesium bisglycinate plus vitamin C for antioxidant and cardiovascular support.* This gentle, well-tolerated formula supports calm, muscle relaxation, and heart and nervous system health.*
Maximize metabolic processes and minimize...
Metabolic Maintenance® Magnesium Glycinates 180 Vegetarian Capsules
$42.50
Metabolic Maintenance® Potassium Magnesium Citrate 240 Vegetarian Capsules
Potassium Magnesium Citrate provides bioavailable forms of potassium and magnesium to support healthy blood pressure, nerve signaling, and bone health.* Each capsule delivers 90 mg of potassium and 100 mg of magnesium in gentle, well-absorbed citrate forms. A simple way to promote cardiovascula...
Metabolic Maintenance® Potassium Magnesium Citrate 240 Vegetarian Capsules
$48.50
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