PlainVitamins

Mag Glycinate 350 mg

by ZHOU · capsule · 180 capsules

  • On the market (NIH)
  • UPC 6 69191 23513 6
  • DSLD label 286219
  • Serving 4 veg caps
  • 45 servings

Mag Glycinate 350 mg by ZHOU lists 2 ingredients, 2 with an amount per serving of 4 veg caps, such as 350 mg of magnesium and 5 mg of BioPerine. Its current label entered the NIH Dietary Supplement Label Database on June 22, 2023.

What is in Mag Glycinate 350 mg?

Each row as the label prints it, per serving of 4 veg caps. The capsule beside an amount places it among every product in the NIH database that lists the same ingredient: the bar is the middle half of their amounts, the line in it the median, the whiskers the 10th and 90th percentiles; the green tick is the FDA Daily Value and the red dashed tick the adult upper limit (IOM).

Mag Glycinate 350 mg: Supplement Facts rows against the market (DSLD label 286219, January 2026 release)
IngredientAmount% DVAmong products listing it
Calories10 Calories
Magnesiumas Magnesium Glycinate350 mg83%Magnesium in Mag Glycinate 350 mg against 14,003 products350 mg per serving; the middle half of products list 30 mg to 200 mg, the median 86 mg.UL 350 mgDV 420 mg350 mg

Higher than 91% of 14,003 products listing magnesium (median 86 mg).

BioPerineas Black Pepper Fruit Extract5 mgBlack Pepper in Mag Glycinate 350 mg against 2,363 products5 mg per serving; the middle half of products list 5 mg to 10 mg, the median 5 mg.5 mg

33% of 2,363 products listing black pepper give more (median 5 mg).

Source: NIH ODS Dietary Supplement Label Database, label 286219 (entered June 22, 2023), version 9.4.0. See the label on DSLD or its label image (PDF). Amounts are what the maker printed; DSLD does not test products. Daily Values: the FDA's Daily Value page.

Is that a lot?

The rows in the top or bottom tenth of the products that list the same ingredient, and any above the adult upper limit at the most servings a day the directions give:

  • Its 350 mg of magnesium is higher than 91% of the 14,003 magnesium products that print an amount; 1,247 list more.

The NIH database records one serving a day from the label's directions; its % Daily Values are for adults and children 4 or more years of age. The directions as printed are further down this page.

The Tolerable Upper Intake Level is the most of a nutrient per day, from food, water and supplements together, that is likely to pose no risk for almost all adults (Institute of Medicine, 2011). It does not apply under medical supervision. This page compares labels; it is not medical advice.

Sources: amounts from the DSLD label; Daily Values from 21 CFR 101.9(c)(8)(iv); adult upper limits from the Institute of Medicine's DRI summary tables (2011). How positions are computed.

Which products have the closest formulas?

5 products list the very same ingredients; the nearest amounts come first.

Source: ingredient lists of every product's current label in DSLD (version 9.4.0); similarity weights each shared ingredient by how rare it is.

What does the label say about taking it?

Quoted from the label as DSLD transcribed it: the maker's words, including any claim about what the product does, which the FDA has not evaluated and PlainVitamins does not endorse.

Directions
Suggested use: Use only as directed. Take four (4) capsules daily with a meal or glass of water.
Warnings
Caution: Do not exceed recommended dose.
Pregnant or nursing mothers, children under 18 and individuals with a known medical condition should consult a physician before using this or any other dietary supplement.
Pregnant or nursing mothers, children under 18 and individuals with a known medical condition should consult a physician before using this or any other dietary supplement. Keep out of reach of children.
Do not use if safety seal is damaged or missing.
Allergens and what it does not contain
Gluten free
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 286219.

What else is on the label?

Other ingredients: Cellulose, Magnesium Stearate, Cellulose, Silica.

How many labels does Mag Glycinate 350 mg have?

One label is on file, entered on June 22, 2023.

  1. Label 286219 (current) Entered June 22, 2023 · on the market · 180 capsules · UPC 6 69191 23513 6

Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).

Who makes it?

The label names Zhou Nutrition | Zhou, Inc. (manufacturer), Salt Lake City, UT. All ZHOU products.

Where next?