Net Contents
120 Capsule(s)
Serving Size
2 Capsule(s)
Servings Per Container
60
Supplement Form
Capsule
Bar Code (UPC/SKU)
0 21078 02158 2
Product Version
SN2158 REV C172-A
Label Analysis
Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.
9 distinct active ingredients are disclosed in Supplement Facts.
Label includes a proprietary blend, so some individual amounts are not itemized.
3 ingredients report a %DV; 1 meet or exceed 100% DV.
Label states: 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
- Milk
- Egg
- Wheat
- Soy
- Gluten
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: 2 Capsule(s) · 1–2 per day
| Ingredient | Amount Per Serving | % Daily Value |
|---|---|---|
| Calories | 5 Calorie(s) | — |
| Total Carbohydrates | 1 Gram(s) | 1% |
| Vitamin C(Calcium Ascorbate) | 1000 mg | 1667% |
| Calcium(Calcium Ascorbate) | 110 mg | 11% |
| N-Acetyl Cysteine | 120 mg | — |
| Alpha-Lipoic Acid | 100 mg | — |
| Quercetin | 50 mg | — |
| Citrus Bioflavonoid Complex | 40 mg | — |
| Grape seed extract | 30 mg | — |
Percent Daily Values (%DV) are based on a 2,000 calorie diet.
Other Ingredients
Target Groups
Label Claims
Directions & Suggested Use
Suggested/Recommended/Usage/Directions
Suggested Use: 2 capsules 1 to 2 times daily.
Warnings & Precautions
Precautions re: Pregnant or Nursing or Prescription Medications
Warning: Do not use if you are taking any form of prescription nitrate such as nitroglycerin. If you are pregnant, may become pregnant, breastfeeding, or taking any prescription drug, consult your health care professional before using this product.
Precautions re: All Other
Do not use if either tamper-evident seal is broken or missing.
Precautions re: Children
Keep out of the reach of children.
Storage
Storage
Store in a cool, dry place.
Formulation
Formula re: Contains
Enhanced non-acidic vitamin C For superior antioxidant protection 500 mg
Formula re: Contains
The unique blend of compounds in Systemic C including alpha-lipoic acid, N-acetyl cysteine, quercetin, and grape seed extract, help to reactivate and recycle vitamin C in the body.
Formulation re: Does NOT Contain
Contains no yeast, dairy, egg, gluten, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.
FDA Statements
FDA Statement of Identity
Dietary Supplement
FDA Disclaimer Statement
These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.
Other Label Statements
General Statements: All Other Content
The benefits of vitamin C are energized in this formula, which is designed to make more vitamin C available for immune support and free radical scavenging. After vitamin C carries out its antioxidant function of neutralizing free radicals, it is oxidized and spent.
General Statements: All Other Content
This provides the body with increased antioxidant activity, an upgraded, robust C for healthy aging, immune health and heart health. Reactivating vitamin C allows this important vitamin to continue its vital functions.
General: Product/Version Code
SN2158 REV C172-A
Manufacturer & Distributor
Distributor
Source Naturals, Inc.
P. O. Box 2118, Santa Cruz, CA, 95062
Market Reference
Source Naturals Systemic C 1000 mg Tablets
Herbs Direct3.7(3)$18.04
Source Naturals Systemic C 500 mg 120 Tablets
Chinese Herbs Direct4.6(30)$15.23
Source Naturals Systemic C 500mg 240 Capsules 1 240 Count (Pack of 1)
GoSupps.com4.6(30)$59.99
Source Naturals C-1000 Timed Release Tablets
iHerb4.6(56)$11.39
Source Naturals Wellness C-1000 Tablets
Herbs Direct4.8(56)$9.01
Source Naturals Ultimate Ascorbate C
Swanson Health Products4.8(67)$14.49
Metabolic C mg Source Naturals
iHerb4.8(93)$18.46
Source Naturals C-500
PureFormulas.com4.1(7)$7.53Lowest
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
4.4 (18)Vitamin & supplements store
106 Liberty Square Dr, Hurricane, WV 25526
Advanced Nutrition Solutions
5.0 (31)Nutritionist
213 Stewart Acres, Winfield, WV 25213
Valley Naturals
5.0 (7)Vitamin & supplements store
4144 WV-34 #4, Hurricane, WV 25526
Spot Nutrition
5.0 (58)Vitamin & supplements store
3475 Teays Valley Road, Hurricane, WV 25526
GNC
4.7 (56)Vitamin & supplements store
110 RHL Blvd, Charleston, WV 25309
Nitro Energy & Wellness LLC
4.9 (41)Nutritionist
420 1st Ave S, Nitro, WV 25143
Wholi Moli
4.8 (45)Vitamin & supplements store
3014 Champion Dr, Barboursville, WV 25504
Ironheadz Sports Nutrition
4.8 (33)Vitamin & supplements store
500 Winchester Ave Space 452, Ashland, KY 41101
Research & Studies
Free radicals, antioxidants in disease and health
…, H He, C Pham-Huy - International journal of …, 2008 - pmc.ncbi.nlm.nih.gov
… of high doses of vitamin C (2000mg or more/day) has been the subject of debate for its eventual pro-oxidant or carcinogen property (42-43). Natural sources of vitamin C are acid fruits, …
20085,323 citationsClinically proven natural products, vitamins and mineral in boosting up immunity: A comprehensive review
A Al Mahmud, SA Siddiqui, MR Karim, MR Al-Mamun… - Heliyon, 2023 - cell.com
… In the case of natural killer cells (NK), the role of vitamin C is somehow controversial; … cell culture study, vitamin C is involved in the maturation and proliferation of natural killer cells that …
202329 citationsHealth benefits of fruit and vegetables are from additive and synergistic combinations of phytochemicals
RH Liu - The American journal of clinical nutrition, 2003 - academic.oup.com
… study, 30 healthy individuals whose diets were supplemented with 500 mg vitamin C/d showed … This study suggests that vitamin C at a high dose (500 mg) may act as a prooxidant in the …
20033,625 citationsSynthetic and Natural Nutritional Supplements: Health
…, P Fragiadaki, E Meimeti, C Tsitsimpikou - Recent patents on …, 2016 - ingentaconnect.com
… c) discussing the trend in the market, as depicted by the review on recent patents for NS with plant origin and various health … A food supplement that might help to maintain the health …
201627 citationsSystematic review of herbs and dietary supplements for glycemic control in diabetes
GY Yeh, DM Eisenberg, TJ Kaptchuk… - Diabetes …, 2003 - diabetesjournals.org
… As we further our understanding of herbs and dietary supplements, we might begin to develop a framework for a medical system capable of incorporating those complementary …
20031,466 citationsAntioxidant therapies for wound healing: a clinical guide to currently commercially available products
SD Fitzmaurice, RK Sivamani, RR Isseroff - Skin pharmacology and …, 2011 - karger.com
… We review a few of the natural products that have been … sources were noted to be grape seeds and cinnamon. Proanthocyanidins are available over the counter as health supplements …
2011359 citations
Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2017-05-24. DSLD Label ID: 73838. 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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