PlainVitamins

Vitamin C Powder (Magnesium Ascorbate)

by Pharmax · powder · 8.8 oz.

  • On the market (NIH)
  • UPC 883196 20860
  • DSLD label 55687
  • Serving 1 g (1 scoop)
  • 250 servings

Vitamin C Powder (Magnesium Ascorbate) by Pharmax lists 2 ingredients, 2 with an amount per serving of 1 g, such as 800 mg of vitamin C and 61 mg of magnesium. Its current label entered the NIH Dietary Supplement Label Database on January 25, 2016.

What is in Vitamin C Powder (Magnesium Ascorbate)?

Each row as the label prints it, per serving of 1 g. 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).

Vitamin C Powder (Magnesium Ascorbate): Supplement Facts rows against the market (DSLD label 55687, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin Cas Magnesium Ascorbate800 mg1,333%Vitamin C in Vitamin C Powder (Magnesium Ascorbate) against 18,583 products800 mg per serving; the middle half of products list 60 mg to 270 mg, the median 100 mg.DV 90 mgUL 2,000 mg800 mg

Higher than 90% of 18,583 products listing vitamin C (median 100 mg).

Magnesiumas Magnesium Ascorbate61 mg15%Magnesium in Vitamin C Powder (Magnesium Ascorbate) against 14,003 products61 mg per serving; the middle half of products list 30 mg to 200 mg, the median 86 mg.UL 350 mgDV 420 mg61 mg

56% of 14,003 products listing magnesium give more (median 86 mg).

Source: NIH ODS Dietary Supplement Label Database, label 55687 (entered January 25, 2016), version 9.4.0. See the label on DSLD. 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 800 mg of vitamin C is higher than 90% of the 18,583 vitamin C products that print an amount; 1,770 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?

6 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
Recommended intake: Adults and adolescents (14 years and older): One scoop (1 g) mixed with water or juice, taken twice daily with meals or as professionally directed. Adolescents (9-13 years): One scoop (1 g) mixed with water or juice, taken once daily with a meal or as professionally directed.
Warnings
Safety-sealed for your protection and for product freshness. Do not use if outer seal is missing or broken.
Keep out of reach of children.
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 55687.

How many labels does Vitamin C Powder (Magnesium Ascorbate) have?

One label is on file, entered on January 25, 2016.

  1. Label 55687 (current) Entered January 25, 2016 · on the market · 8.8 oz. · UPC 883196 20860

DSLD also links this label to: Vitamin C Powder (image difference, same product).

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

Who makes it?

The label names Seroyal USA (distributor), Pittsburgh, PA. All Pharmax products.

Where next?