PlainVitamins

Buffered C Capsules

by NHC Natural Healthy Concepts · capsule · 90 capsules

  • On the market (NIH)
  • UPC 6 47732 92523 4
  • DSLD label 294102
  • Serving 2 capsules
  • 45 servings

Buffered C Capsules by NHC Natural Healthy Concepts lists 4 ingredients, 4 with an amount per serving of 2 capsules, such as 700 mg of vitamin C, 100 mg of calcium, 100 mg of magnesium and 20 mg of potassium. Its current label entered the NIH Dietary Supplement Label Database on July 18, 2023.

What is in Buffered C Capsules?

Each row as the label prints it, per serving of 2 capsules. 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).

Buffered C Capsules: Supplement Facts rows against the market (DSLD label 294102, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin Cas Ascorbic AcidUSP700 mg778%Vitamin C in Buffered C Capsules against 18,583 products700 mg per serving; the middle half of products list 60 mg to 270 mg, the median 100 mg.DV 90 mgUL 2,000 mg700 mg

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

Calciumas Calcium CarbonateUSP100 mg8%Calcium in Buffered C Capsules against 17,831 products100 mg per serving; the middle half of products list 50 mg to 252 mg, the median 115 mg.DV 1,300 mgUL 2,500 mg100 mg

53% of 17,831 products listing calcium give more (median 115 mg).

Magnesiumas Magnesium CarbonateUSP100 mg24%Magnesium in Buffered C Capsules against 14,003 products100 mg per serving; the middle half of products list 30 mg to 200 mg, the median 86 mg.UL 350 mgDV 420 mg100 mg

Higher than 51% of 14,003 products listing magnesium (median 86 mg).

Potassiumas Potassium GluconateUSP20 mg1%Potassium in Buffered C Capsules against 11,614 products20 mg per serving; the middle half of products list 50 mg to 190 mg, the median 99 mg.DV 4,700 mg20 mg

89% of 11,614 products listing potassium give more (median 99 mg).

Source: NIH ODS Dietary Supplement Label Database, label 294102 (entered July 18, 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:

  • 89% of the 11,614 products that print an amount of potassium list more than its 20 mg of potassium (median 99 mg).

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 use: 2 or more capsules per day or as recommended by your health care professional.
Warnings
If you are pregnant or nursing, consult your physician before taking this product.
As with dietary supplements, some individuals may not tolerate or may be allergic to the ingredients used. Please read the ingredient panel carefully prior to ingestion.
Keep out of reach of children.
Cease taking this product and consult your physician if you have negative reactions upon ingestion. This product was sealed for your protection. Do not use if outer logoed neck seal or inner-seal is missing or damaged.
Allergens and what it does not contain
Formulated to be free of allergens derived from: Gluten, corn, yeast, artificial colors and flavors.
Storage
Keep container tightly closed. Store at room temperature.

Source: label statements in DSLD label 294102.

What else is on the label?

Other ingredients: Capsule, Microcrystalline Cellulose, Magnesium Stearate, Silicon Dioxide.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Vcaps (vegetarian).

How many labels does Buffered C Capsules have?

One label is on file, entered on July 18, 2023.

  1. Label 294102 (current) Entered July 18, 2023 · on the market · 90 capsules · UPC 6 47732 92523 4

DSLD also links this label to: Buffered C Capsules (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 Natural Healthy Concepts (distributor), Appleton, WI. All NHC Natural Healthy Concepts products.

Where next?