Net Contents
90 Capsule(s)
Serving Size
1 Capsule(s)
Servings Per Container
Not specified
Supplement Form
Capsule
Bar Code (UPC/SKU)
3 10539 01839 2
Product Version
Not specified
Suggested Use
Suggested Usage: As a dietary supplement; adults take 1 or 2 capsules daily or as directed by physician.
Market Reference
C-1000 Douglas Laboratories
Supplement First4.9(29)$20.00Douglas Laboratories High Potency Tablets
boulevardcompounding.com4.7(29)$19.50Douglas Laboratories C-Max 90 Tablets
Blue Sky Vitamin4.4(7)$37.00Douglas Laboratories Natural C 1000 mg Tablets
Supplement First4.6(41)$23.00DCL C Scape High Potency Body Lotion
DCL Skincare4.3(29)$30.00DS Laboratories Spectral CSF Women's Thinning Hair
DS Laboratories4.2(355)$42.00Douglas Laboratories Douglas Ascorbplex 1000
Blue Sky Vitamin4.9(8)$53.50Douglas Laboratories Ultra I 3-C 60 Capsules
Herbs Direct4.9(30)$44.50
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.
Garcia's Healthy Supplements
4.6 (52)Vitamin & supplements store
1455 W Highland Ave Ste 109, San Bernardino, CA 92411
The Vitamin Shoppe
4.6 (173)Vitamin & supplements store
27310 W Lugonia Ave C1, Redlands, CA 92374
Nutrishop North Fontana
4.9 (246)Vitamin & supplements store
16135 Sierra Lakes Pkwy #230, Fontana, CA 92336
Complete Health Store
4.9 (49)Vitamin & supplements store
1756 N Riverside Ave, Rialto, CA 92376
East Nutrición center
5.0 (9)Vitamin & supplements store
1164 E Highland Ave, San Bernardino, CA 92404
Wholesale Nutrition Center
5.0 (95)Vitamin & supplements store
3427 Arlington Ave, Riverside, CA 92506
Wholesale Nutrition Center
5.0 (176)Vitamin & supplements store
9463 Central Ave, Montclair, CA 91763
Pure Nutrition
4.9 (86)Vitamin & supplements store
9496 Magnolia Ave Ste 102, Riverside, CA 92503
Research & Studies
Ultra Preventive X 240 vcaps by Douglas Labs
RNR Points
Dietary supplements to reduce symptom severity and duration in people with SARS-CoV-2: a double-blind randomised controlled trial
D Seely, M Legacy, E Conte, C Keates, A Psihogios… - BMJ open, 2023 - bmjopen.bmj.com
… We sought to evaluate whether a combination of vitamin C, vitamin D 3 , vitamin K 2 and zinc could improve overall health and decrease symptom burden in outpatients diagnosed with …
202313 citationsThe Andro Project: physiological and hormonal influences of androstenedione supplementation in men 35 to 65 years old participating in a high-intensity resistance …
…, R Byrd, J Douglas, C Earnest, C Mitchell… - Archives of Internal …, 2000 - jamanetwork.com
Background Since the passage of The Dietary Supplement Health and Education Act in 1994, there has been a flood of new "dietary" supplements promoting anti-aging benefits such …
2000176 citationsDOUGLAS LABORATORIES–RAISING THE STANDARD
A Halpner - Citeseer
Drotrecogin alfa (activated) in adults with septic shock
…, PS Barie, JF Dhainaut, IS Douglas… - … England Journal of …, 2012 - Mass Medical Soc
… (Full details regarding inclusion and exclusion criteria are provided in the Supplementary … Similarly, we used ranked analysis of variance to assess the change in protein C level from …
20121,662 citationsA high vitamin C micronutrient supplement is unable to attenuate inflammation in people with metabolic syndrome but may improve metabolic health indices …
E Vlasiuk, M Zawari, R Whitehead, J Williman, AC Carr - Antioxidants, 2024 - mdpi.com
… Our trial assessed the effect of a micronutrient supplement containing 1000 mg vitamin C on markers of inflammation in people with metabolic syndrome and elevated baseline …
202413 citations
Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2012-06-01. DSLD Label ID: 9071. 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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