PlainVitamins

Vitamin C Crystals

by NOW · powder · 8 ounces

  • On the market (NIH)
  • UPC 7 33739 00790 2
  • DSLD label 314213
  • Serving 1.1 g (1/4 level teaspoon)
  • 206 servings

Vitamin C Crystals by NOW lists one ingredient: 1.1 g of vitamin C per serving of 1.1 g. Its current label entered the NIH Dietary Supplement Label Database on August 22, 2024.

What is in Vitamin C Crystals?

Each row as the label prints it, per serving of 1.1 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 Crystals: Supplement Facts rows against the market (DSLD label 314213, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin Cas Ascorbic Acid1,100 mg1.1 g1,222%Vitamin C in Vitamin C Crystals against 18,583 products1,100 mg per serving; the middle half of products list 60 mg to 270 mg, the median 100 mg.DV 90 mgUL 2,000 mg1,100 mg

Higher than 98% of 18,583 products listing vitamin C (median 100 mg).

Source: NIH ODS Dietary Supplement Label Database, label 314213 (entered August 22, 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 1,100 mg of vitamin C is higher than 98% of the 18,583 vitamin C products that print an amount; 392 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: Mix 1/4 level teaspoon daily in juice or water.
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 or tree nut 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 or tree nut ingredients.
Storage
This product is sold by weight not volume. Store in a cool, dry place after opening.

Source: label statements in DSLD label 314213.

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): Triangle K (Kosher); GMP Quality Assured Crescent H Halal.

How many labels does Vitamin C Crystals have?

20 labels are on file under this name since October 25, 2012: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 314213 (current) Entered August 22, 2024 · on the market · 8 ounces · UPC 7 33739 00790 2
  2. Label 314212 Entered July 25, 2024 · on the market · 3 pounds · UPC 7 33739 00792 6
  3. Label 314211 Entered July 25, 2024 · on the market · 1 pound · UPC 7 33739 00791 9
  4. Label 210403 Entered December 22, 2019 · off the market February 12, 2024 · 1 lb · UPC 7 33739 00791 9
  5. Label 210401 Entered December 22, 2019 · off the market February 12, 2024 · 8 oz. · UPC 7 33739 00790 2
  6. Label 72110 Entered April 25, 2017 · off the market February 12, 2024 · 3 lbs · UPC 7 33739 00792 6
  7. Label 72108 Entered April 25, 2017 · off the market December 19, 2018 · 1 lb · UPC 7 33739 00791 9
  8. Label 72107 Entered April 25, 2017 · off the market December 19, 2018 · 8 oz. · UPC 7 33739 00790 2
  9. Label 49891 Entered August 25, 2015 · off the market March 7, 2017 · 3 lbs · UPC 7 33739 00792 6
  10. Label 49890 Entered August 25, 2015 · off the market March 7, 2017 · 8 oz. · UPC 7 33739 00790 2
  11. Label 48149 Entered August 25, 2015 · off the market March 7, 2017 · 1 lb · UPC 7 33739 00791 9
  12. Label 41378 Entered January 23, 2015 · off the market July 21, 2015 · 8 oz. · UPC 7 33739 00790 2
  13. Label 40265 Entered December 29, 2014 · off the market July 21, 2015 · 3 lb · UPC 7 33739 00792 6
  14. Label 40264 Entered December 29, 2014 · off the market June 30, 2015 · 1 lb · UPC 7 33739 00791 9
  15. Label 36365 Entered August 26, 2014 · off the market November 26, 2014 · 3 lb · UPC 7 33739 00792 6
  16. Label 36364 Entered August 26, 2014 · off the market November 26, 2014 · 1 lb · UPC 7 33739 00791 9
  17. Label 36363 Entered August 26, 2014 · off the market January 8, 2015 · 8 oz. · UPC 7 33739 00790 2
  18. Label 14480 Entered April 25, 2013 · off the market May 1, 2014 · 8 oz. · UPC 7 33739 00790 2
  19. Label 14483 Entered October 25, 2012 · off the market May 1, 2014 · 3 lbs · UPC 7 33739 00792 6
  20. Label 14482 Entered October 25, 2012 · off the market May 1, 2014 · 1 lbs · UPC 7 33739 00791 9

DSLD also links this label to: Vitamin A 25,000 IU From Fish Liver Oil (package size difference, same product), Vitamin A 25,000 IU From Fish Liver Oil (package size difference, same product), Vitamin A 25,000 IU From Fish Liver Oil (package size difference, same product), Vitamin A 25,000 IU from Fish Liver Oil (package size difference, same product), Vitamin A 25,000 IU (package size difference, same product), Vitamin A 25,000 IU (package size difference, same product), Vitamin A 25,000 IU (package size difference, same product), Vitamin A 25,000 IU (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 (manufacturer), Bloomingdale, IL. All NOW products.

Where next?