PlainVitamins

Pure, Buffered Sodium Ascorbate

by NOW · powder · 8 ounces

  • On the market (NIH)
  • UPC 7 33739 00760 5
  • DSLD label 314010
  • Serving 0.5 level teaspoons (approx. 1.9 g)
  • 119 servings

Pure, Buffered Sodium Ascorbate by NOW lists one ingredient: 1.67 g of vitamin C per serving of 0.5 level teaspoons. Its current label entered the NIH Dietary Supplement Label Database on July 25, 2024.

What is in Pure, Buffered Sodium Ascorbate?

Each row as the label prints it, per serving of 0.5 level teaspoons. 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).

Pure, Buffered Sodium Ascorbate: Supplement Facts rows against the market (DSLD label 314010, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin Cas Sodium Ascorbate1,670 mg1.67 g1,856%Vitamin C in Pure, Buffered Sodium Ascorbate against 18,583 products1,670 mg per serving; the middle half of products list 60 mg to 270 mg, the median 100 mg.DV 90 mgUL 2,000 mg1,670 mg

Higher than over 99% of 18,583 products listing vitamin C (median 100 mg).

Sodiumas Sodium Ascorbate210 mg9%Sodium in Pure, Buffered Sodium Ascorbate against 14,514 products210 mg per serving; the middle half of products list 15 mg to 142 mg, the median 55 mg.210 mg

Higher than 84% of 14,514 products listing sodium (median 55 mg).

Source: NIH ODS Dietary Supplement Label Database, label 314010 (entered July 25, 2024), 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 1,670 mg of vitamin C is higher than over 99% of the 18,583 vitamin C products that print an amount; 157 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
Suggested Usage: Take 1/2 level teaspoon daily.
Warnings
Caution: For adults only.
Consult physician if pregnant/nursing, taking medication, or have a medical condition.
Keep out of reach of children.
Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish, tree nut or sesame ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.
Allergens and what it does not contain
Non-GMO
Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish, tree nut or sesame ingredients.
Storage
This product is sold by weight not volume. Store in a cool, dry place after opening.

Source: label statements in DSLD label 314010.

What else is on the label?

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): GMP Quality Assured; Triangle K (Kosher).

How many labels does Pure, Buffered Sodium Ascorbate have?

8 labels are on file under this name since August 26, 2014: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 314010 (current) Entered July 25, 2024 · on the market · 8 ounces · UPC 7 33739 00760 5
  2. Label 314009 Entered July 25, 2024 · on the market · 3 pounds · UPC 7 33739 00762 9
  3. Label 244690 Entered February 25, 2021 · off the market February 12, 2024 · 8 ozs · UPC 7 33739 00760 5
  4. Label 73556 Entered May 24, 2017 · off the market February 12, 2024 · 3 lbs · UPC 7 33739 00762 9
  5. Label 50180 Entered September 25, 2015 · off the market March 24, 2017 · 3 lbs · UPC 7 33739 00762 9
  6. Label 48138 Entered August 25, 2015 · off the market August 15, 2023 · 8 oz. · UPC 7 33739 00760 5
  7. Label 40263 Entered December 29, 2014 · off the market June 30, 2015 · 8 oz. · UPC 7 33739 00760 5
  8. Label 36335 Entered August 26, 2014 · off the market November 26, 2014 · 8 oz. · UPC 7 33739 00760 5

DSLD also links this label to: 100% Pure Buffered Sodium Ascorbate (image difference, same product), 100% Pure Buffered Sodium Ascorbate (package size difference, same product), 100% Pure Buffered Sodium Ascorbate (package size difference, same product), 100% Pure Buffered Sodium Ascorbate (image difference, same product), 100% Pure Buffered Sodium Ascorbate (package size 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 NOW FOODS (packager), Bloomingdale, IL. All NOW products.

Where next?