Vitamin C 1000 mg Time Release
by Natural Factors · tablet or pill · 180 tablets
- On the market (NIH)
- UPC 0 68958 01342 8
- DSLD label 179430
- Serving 1 tablet
Vitamin C 1000 mg Time Release by Natural Factors lists 10 ingredients, 5 with an amount per serving of 1 tablet, such as 1,000 mg of vitamin C, 50 mg of citrus bioflavonoids extract and 25 mg of hesperidin extract; 5 sit inside a blend without their own amounts. Its current label entered the NIH Dietary Supplement Label Database on August 31, 2018.
What is in Vitamin C 1000 mg Time Release?
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).
| Ingredient | Amount | % DV | Among products listing it |
|---|---|---|---|
| Vitamin Cas Ascorbic Acid | 1,000 mg | 1,670% | Higher than 91% of 18,583 products listing vitamin C (median 100 mg). |
| Citrus Bioflavonoids extractCitrus Bioflavonoids extract Note: 4:1 | 50 mg | 57% of 69 products listing citrus give more (median 85 mg). | |
| Citrus Fruits | 200 mg | ||
| Citrus limon | no amount given | ||
| Citrus sinensis | no amount given | ||
| Citrus paradisi | no amount given | ||
| Citrus reticulata | no amount given | ||
| Citrus aurantifolia | no amount given | ||
| Hesperidin extractHesperidin extract Note: 4:1 | 25 mg | Higher than 53% of 552 products listing hesperidin (median 20 mg). | |
| Orange | 100 mg | 45% of 135 products listing sweet orange give more (median 100 mg). |
Source: NIH ODS Dietary Supplement Label Database, label 179430 (entered August 31, 2018), 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?
The products whose ingredient lists overlap most with Vitamin C 1000 mg Time Release's, rare ingredients counting for more.
- Vitamin C 1000 mgNatural Factors 7 shared, 72% alike
- Vitamin CNatural Factors 4 shared, 44% alike
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: 1 tablet per day or as directed by a health professional.
- Warnings
- Cautions: As with any supplement, consult your health professional before use if you are pregnant, breastfeeding, or trying to conceive, or if you are taking medication, have a medical condition, or anticipate a surgery.
- Keep out of the reach of children.
- Sealed for your protection. Do not use if seal is broken.
- Allergens and what it does not contain
- Contains no artificial colors, preservatives, or sweeteners; no dairy, starch, sugar, wheat, gluten, yeast, soy, egg, fish, shellfish, animal products, salt, tree nuts, or GMOs.
- Storage
- For freshness, store in a cool, dry place.
Source: label statements in DSLD label 179430.
What else is on the label?
Other ingredients: Cellulose Gum, Microcrystalline Cellulose, Stearic Acid, Dicalcium Phosphate, Coating, Magnesium Stearate.
Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): isura Non-GMO - Mass Spec Documentation Lab tested.
How many labels does Vitamin C 1000 mg Time Release have?
4 labels are on file under this name since April 26, 2012: other sizes, label designs and reformulations. The current one leads this page.
- Label 179430 (current) Entered August 31, 2018 · on the market · 180 tablets · UPC 0 68958 01342 8
- Label 179426 Entered August 31, 2018 · on the market · 90 tablets · UPC 0 68958 01341 1
- Label 8206 Entered April 26, 2012 · off the market September 16, 2015 · 180 tablets · UPC 0 68958 01342 8
- Label 8202 Entered April 26, 2012 · off the market September 16, 2015 · 90 tablets · UPC 0 68958 01341 1
DSLD also links this label to: Vitamin C 1000 mg (image difference, same product), Vitamin C 1000 mg (image difference, same product), Vitamin C 1000 mg (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 Factors Canada (manufacturer). All Natural Factors products.