Vitamin C 1:1®

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.

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.

Serving Size: 1 Tablet(s) · 1 per day

Not Present

• 

  Douglas Laboratories 1000 mg Tablets

  Supplement First4.7(29)

  $19.50
• 

  C-1000 Douglas Laboratories

  Blue Sky Vitamin4.9(29)

  $20.00
• 

  Douglas Laboratories Natural C 1000 mg Tablets

  TheNatural.com4.6(41)

  $23.00
• 

  Douglas Laboratories C-Max 90 Tablets

  Supplement First4.4(7)

  $37.00
• 

  Douglas Laboratories Douglas Ascorbplex 1000

  boulevardcompounding.com4.9(8)

  $53.50
• 

  Vitamin C 1000 mg

  xb2h.com4.7(29)

  $19.53
• 

  Douglas Laboratories Ultra I 3-C 60 Capsules

  Herbs Direct4.9(30)

  $44.50
• 

  Vitamin C 1000mg 100 tabs - Palm Harbor Pharmacy

  Palm Harbor Pharmacy4.7(29)

  $18.60

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

  4.5 (44)

  Vitamin & supplements store

  212 Fifth St #11, Wenatchee, WA 98801

  Directions(509) 679-0793

• Ascorbic acid-induced hemolysis in G-6-PD deficiency

  GD CAMPBELL JR, MH STEINBERG… - Annals of internal …, 1975 - acpjournals.org

  … -Au(l) antiserum, as well as after dilution of the serum 1:1 with NaCl, 0.9% solution. Alpha 1 … Ascorbic acid (vitamin C), an essential vitamin, is commonly used in pharmacologic doses …

  1975206 citations

• Vitamin C and E supplements improve the impaired antioxidant status and decrease plasma lipid peroxides in hemodialysis patients☆

  JCJ Chao, MD Yuan, PY Chen, SW Chien - The Journal of nutritional …, 2002 - Elsevier

  This study investigated the supplementation with vitamin C or/and E on the antioxidant system in hemodialysis patients. Thirty-eight hemodialysis patients (27 males and 11 females) …

  200262 citations

• Vitamins C and E inhibit apoptosis of cultured human term placenta trophoblast

  DS Tannetta, IL Sargent, EA Linton, CWG Redman - Placenta, 2008 - Elsevier

  … We conclude that vitamins C and E can significantly reduce mitochondrial damage generated following syncytialisation in vitro. However, further work is required to determine whether …

  200854 citations

• Do vitamins C and E affect respiratory infections?

  H Hemilä - 2006 - helda.helsinki.fi

  … low dietary vitamin C intakes, in which regular vitamin C supplementation … vitamin C alleviates common cold symptoms, it is strange that major medical textbooks state that this vitamin …

  2006116 citations

• Serum vitamin C status of people in New South Wales: retrospective analysis of findings at a public referral hospital

  P Bhattacharyya, K Schemann, SS Min… - Medical Journal of …, 2023 - Wiley Online Library

  … In the multivariable model, the likelihood of vitamin C deficiency relative to findings of normal vitamin C levels increased with socio-economic disadvantage, and was higher for men; …

  202310 citations

• Phase I safety trial of intravenous ascorbic acid in patients with severe sepsis

  …, R Sculthorpe, D Farthing, C DeWilde… - Journal of translational …, 2014 - Springer

  … Twenty-four patients with severe sepsis in the medical intensive care unit were randomized 1:1:1 to receive intravenous infusions every six hours for four days of ascorbic acid: Lo-AscA (…

  2014636 citations

• Magnesium Forms Explained: Oxide, Citrate, and Glycinate

  The magnesium form on a label affects how much elemental magnesium you get. Here is how the common forms compare.

  VitaSuppTrack Editorial· Jun 24, 2026

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2012-06-25. DSLD Label ID: 10092. 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.