Mineral

Magtein Magnesium L-Threonate

by Protocol For Life Balance · Capsule

Supplement facts from the label of Magtein Magnesium L-Threonate by Protocol For Life Balance: Magnesium 144 mg, Magtein 2.0 Gram(s).

Label of Magtein Magnesium L-Threonate, Protocol For Life Balance
Label image: NIH DSLD · full label (PDF)
Serving size1 Veg Capsule(s)
Servings per container30
Most servings a day on the label3
TypeMineral
Barcode707359123908
Label recordDSLD 326454 · entered 2025-03-25

Supplement Facts

IngredientPer serving% DVUpper limit (adults)
Magnesium144 mg34%350 mg · 123% at label max ⚠
Magtein (Magnesium L-Threonate)2.0 Gram(s)——

⚠ Above the upper limit: at the most servings a day printed on the label, at least one ingredient goes above the adult UL. Some ULs apply only to supplemental forms (shown on each ingredient page).

Upper limits: NIH ODS Fact Sheets for Health Professionals. Compared only where the unit converts and the limit applies to the form on the label.

On the label

For: Vegan · Vegetarian · Adult (18 - 50 Years) · Gluten Free · Dairy Free

Claim types: Nutrient · All Other · Structure/Function

Suggested/Recommended/Usage/Directions: Suggested Usage: Take 3 capsules daily in divided doses (take 1 capsule in the morning and take 2 capsules two hours before sleep), or as directed by your healthcare practitioner.

Formula re: Contains: How it works: Magnesium (Mg) is known to play a major role in cellular metabolism and is critical for normal nervous system function. Recent research has demonstrated that Mg also helps to regulate neuronal synapse density and that availability of Mg in the brain is necessary for the stability and adaptability of these neuronal connections. Magtein (Magnesium L-Threonate) is a patented form of Mg

Precautions re: All Other: Cautions/Interactions: May cause drowsiness.

Precautions re: Pregnant or Nursing or Prescription Medications: Magnesium may interact with some antibiotics, diuretics, bisphosphonates, and muscle relaxants. In addition, many medications can affect magnesium absorption and excretion. If you are taking any medications, or if you are pregnant/nursing, consult your healthcare practitioner before using this product.

FDA Disclaimer Statement: These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

Formulation re: Other: Delivers Magnesium to the nervous system Promotes healthy cognitive function

This page repeats what the label says and the official upper limits for healthy adults. It is not medical advice: ask a doctor, pharmacist or registered dietitian about your own intake, especially if you are pregnant, take medicines or have a health condition.

Label data: NIH Office of Dietary Supplements, Dietary Supplement Label Database (dsld.od.nih.gov), public domain. Upper limits: NIH ODS Fact Sheets for Health Professionals (values from the Institute of Medicine, Food and Nutrition Board).