C 1000 mg Buffered

by KAL · tablet or pill · 50 tablets

  • On the market (NIH)
  • DSLD label 65908
  • Serving 1 tablet

C 1000 mg Buffered by KAL lists 2 ingredients, 2 with an amount per serving of 1 tablet, such as 1,000 mg of vitamin C and 150 mg of calcium. Its current label entered the NIH Dietary Supplement Label Database on October 22, 2016.

What is in C 1000 mg Buffered?

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

C 1000 mg Buffered: Supplement Facts rows against the market (DSLD label 65908, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin Cas Ascorbic Acid1,000 mg1,667%Vitamin C in C 1000 mg Buffered against 18,583 products1,000 mg per serving; the middle half of products list 60 mg to 270 mg, the median 100 mg.DV 90 mgUL 2,000 mg1,000 mg

Higher than 91% of 18,583 products listing vitamin C (median 100 mg).

Calciumas Calcium CarbonateCalcium (Form: as Calcium Carbonate)150 mg15%Calcium in C 1000 mg Buffered against 17,831 products150 mg per serving; the middle half of products list 50 mg to 252 mg, the median 115 mg.DV 1,300 mgUL 2,500 mg150 mg

Higher than 58% of 17,831 products listing calcium (median 115 mg).

Source: NIH ODS Dietary Supplement Label Database, label 65908 (entered October 22, 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 1,000 mg of vitamin C is higher than 91% of the 18,583 vitamin C products that print an amount; 445 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
1 Daily
Directions: Take 1 tablet daily with a meal or glass of water.
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 65908.

What else is on the label?

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

How many labels does C 1000 mg Buffered have?

One label is on file, entered on October 22, 2016.

  1. Label 65908 (current) Entered October 22, 2016 · on the market · 50 tablets

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

Who makes it?

The label names KAL (manufacturer). All KAL products.

Where next?