Vitamin C 1000 mg Time Release®
Other CombinationsBrand: Natural Factors
Functions
Net Contents
180 Tablet(s)
Serving Size
1 Tablet(s)
Servings Per Container
Not specified
Supplement Form
Tablet or Pill
Bar Code (UPC/SKU)
0 68958 01342 8
Product Version
R5
Label Analysis
Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.
3 distinct active ingredients are disclosed in Supplement Facts.
Every active ingredient discloses a specific amount per serving.
1 ingredients report a %DV; 1 meet or exceed 100% DV.
Label states: Vegan, Vegetarian, Non-GMO, Gluten-Free.
This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.
Allergen Guide
Contains
- Egg
- Fish
- Shellfish
- Tree Nuts
- Wheat
- Soy
- Gluten
Free From
- Milk
Allergen flags are parsed automatically from the official label's claims and statements. Always verify against the physical product label before use, especially if you have a severe allergy.
Supplement Facts
Serving Size: 1 Tablet(s) · 1 per day
| Ingredient | Amount Per Serving | % Daily Value |
|---|---|---|
| Vitamin C(Ascorbic Acid) | 1000 mg | 1670% |
| Citrus Bioflavonoids extract | 50 mg | — |
| Citrus Fruits | 200 mg | — |
| Citrus limon | — | — |
| Citrus sinensis | — | — |
| Citrus paradisi | — | — |
| Citrus reticulata | — | — |
| Citrus aurantifolia | — | — |
| Hesperidin extract | 25 mg | — |
| Orange | 100 mg | — |
Not Present
Other Ingredients
Target Groups
Label Claims
Directions & Suggested Use
Suggested/Recommended/Usage/Directions
Suggested Usage: 1 tablet per day or as directed by a health professional.
Warnings & Precautions
Precautions re: Pregnant or Nursing or Prescription Medications
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.
Precautions re: Children
Keep out of the reach of children.
Precautions re: All Other
Sealed for your protection. Do not use if seal is broken.
Storage
Storage
For freshness, store in a cool, dry place.
Formulation
Formulation re: 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.
Formulation re: Vegetarian/Vegan
Suitable for vegetarians/vegans.
FDA Statements
FDA Disclaimer Statement
This statement has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
FDA Statement of Identity
Dietary Supplement
Other Label Statements
Seals/Symbols
isura Non-GMO - Mass Spec Documentation Lab tested
General Statements: All Other Content
Vitamin C 1000 mg Time Release with citrus bioflavonoids is designed to gradually release nutrients over an eight-hour period.
General Statements: All Other Content
Bioflavonoids both enhance the absorption and act in synergy with vitamin C to provide antioxidant protection, keep collagen healthy, and help increase capillary strength.
General Statements: All Other Content
Vitamin C is a powerful antioxidant which supports healthy bones, cartilage, teeth, and gums. It helps protect cells against free radical damage and vitamin C deficiencies in the daily diet, and support healthy cell growth.
General Statements: All Other Content
Manufactured by Natural Factors to ensure safety and potency in accordance with Good Manufacturing Practices (GMP) of the FDA and Health Canada.
General Statements: All Other Content
Product of Canada Purity & potency guaranteed Recyclable container and label.
General: Product/Version Code
R5
Manufacturer & Distributor
Manufacturer
Natural Factors Canada
Distributor
Natural Factors
14224 167th Avenue SE, Monroe, WA, 98272
Market Reference
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Natural Factors Vitamin C Crystals
Instacart4.9(53)$38.99
Where to Buy Locally
Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.
Showing representative supplement & health retailers — search above for stores in your area.
GNC
3.8 (30)Vitamin & supplements store
1210 Auto Park Way, Escondido, CA 92029
The Vitamin Shoppe
4.1 (81)Vitamin & supplements store
5575 Balboa Ave Ste 370, San Diego, CA 92111
CVS
3.0 (2)Drug store
280 E Via Rancho Pkwy, Escondido, CA 92025
GNC
4.5 (94)Vitamin & supplements store
595 Grand Ave Ste F-102, San Marcos, CA 92078
True Nutrition
3.7 (38)Manufacturer
1216 Liberty Way B, Vista, CA 92081
GNC
4.4 (75)Vitamin & supplements store
9460 Mira Mesa Blvd F, San Diego, CA 92126
CVS
2.9 (83)Vitamin & supplements store
1655 S Centre City Pkwy, Escondido, CA 92025
CVS
3.5 (101)Vitamin & supplements store
2427 E Valley Pkwy, Escondido, CA 92027
Research & Studies
Optimizing Oral Vitamin C Supplementation: Addressing Pharmacokinetic Challenges with Nutraceutical Formulation Approaches—A Mini Review
T Dhotre, S Thanawala, R Shah - Pharmaceutics, 2025 - mdpi.com
… vitamin C absorption in serum after oral administration of four 1000 mg vitamin C formulations—ascorbic acid… immediate-release formulations, which indicates the slow release of …
20256 citationsInorganic layered double hydroxides as ascorbic acid (vitamin c) delivery system—Intercalation and their controlled release properties
MS Gasser - Colloids and Surfaces B: Biointerfaces, 2009 - Elsevier
… of other drugs from pillared LDH described in the literature [4], the rapid release of the intercalated material during the first 15 min is followed by a slow release of some or all of …
2009128 citationsThe pharmacokinetics of vitamin C
J Lykkesfeldt, P Tveden-Nyborg - Nutrients, 2019 - mdpi.com
… A slow release formulation would theoretically extend the uptake period resulting in a … pharmacokinetic variables between plain and slow release vitC supplements given to smokers, …
2019437 citationsPharmacokinetics of vitamin C: insights into the oral and intravenous administration of ascorbate
J Duconge, JR Miranda-Massari… - Puerto Rico health …, 2008 - prhsj.rcm.upr.edu
… daily and complete plasma saturation may occur at more than 1000 mg daily. These responses … Occasional studies have used low-dose, slow release formulations. A large single daily …
2008177 citationsElectrospun poly (ɛ-caprolactone)/gelatin nanofibrous mats with local delivery of vitamin C for wound healing applications
J Esmaeilzadeh, F Shabani, AK Zak - Colloids and Surfaces A …, 2024 - Elsevier
… for PCG-Vit C. The in vitro Vit C release profile indicated approximately 60% release within 24 … Furthermore, Vit C's presence directly influenced PCG mats' antibacterial activity and …
202415 citationsEncapsulation and controlled release of vitamin C in modified cellulose nanocrystal/chitosan nanocapsules
J Baek, M Ramasamy, NC Willis, DS Kim… - Current Research in …, 2021 - Elsevier
Vitamin C (VC), widely used in food, pharmaceutical and cosmetic products, is susceptible to degradation, and new formulations are necessary to maintain its stability. To address this …
2021124 citations
Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2018-08-31. DSLD Label ID: 179430. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.
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