Dr. William Stone, DC, CHHC
Certified Nutritional Consultant
Iris Analysis Practitioner | Holistic Health Expert
This is a professional-grade product. Purchase requires prior guidance from a qualified healthcare practitioner or a consultation with one of ours.
If you’ve already been advised to use this product, are currently taking it, or have worked with a practitioner before, simply log in or create an account to continue.
To schedule a consultation with our very own Dr. William Stone or
Maria Tabone,
please call 1-800-622-8877 ext. 1 for assistance.
Certified Nutritional Consultant
Iris Analysis Practitioner | Holistic Health Expert
Integrative Nutritionist | Functional Nutrition Coach
Ayurveda Practitioner | Herbalist

Metagenics MagActive® Magnesium Muscle Powder is a convenient powdered magnesium and electrolyte formula designed to support muscle function. Each packet supplies 210 mg of magnesium from magnesium bisglycinate and magnesium citrate, along with taurine, malic acid, calcium, phosphorus, chloride, sodium, and potassium.
The Strawberry Lemonade flavored powder comes in individually portioned packets that mix easily with water for convenient daily use.
Mix 1 packet (5 g) into 8 fluid ounces of water once daily or as directed by your healthcare practitioner.
Citric acid, natural flavors,^ and rebaudioside A (from Stevia rebaudiana leaf extract).
If pregnant or nursing, or taking medications, consult your healthcare practitioner before use. Keep out of the reach of children. Store tightly closed in a cool, dry place.
| Supplement Facts | ||
| Serving Size: 1 Packet (5 g) | ||
| Servings Per Container: 30 | ||
| Amount Per Serving | % Daily Value | |
|---|---|---|
| Thiamin (as thiamin mononitrate) | 2 mg | 167% |
| Niacin (as niacinamide) | 10 mg | 63% |
| Calcium (as calcium citrate) | 50 mg | 4% |
| Phosphorus (as dipotassium phosphate) | 39 mg | 3% |
| Magnesium (as magnesium bisglycinate and magnesium citrate) | 210 mg | 50% |
| Chloride (as sodium chloride) | 270 mg | 12% |
| Sodium (as sodium chloride) | 175 mg | 8% |
| Potassium (as dipotassium phosphate) | 99 mg | 2% |
| Taurine | 500 mg | ** |
| Malic acid | 500 mg | ** |
| **Daily Value not established. | ||
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