Home/ Supplements/ Vitamin C/ C-1000 Plus

C-1000 Plus

product on market Capsule Progressive Professional from Progressive Laboratories Safety: 90/100
90/100

This product looks safe

  • Contains proprietary blend — exact ingredient amounts not disclosed
  • Limited research evidence available for ingredients
B Label Compliance Grade
Alerts

Safety Alerts

Contains proprietary blend — exact ingredient amounts not disclosed

Label

Product Label

Label for C-1000 Plus
Open Full PDF View on NIH DSLD →
Details

Label Data

3 Capsule(s)
Serving Size
83
Servings
Other Combinations
Product Type
0%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
1000 mg (1666% DV)
Citrus Bioflavanoids
1000 mg
100 mg
Market median: 500.0mg (19 products)
Proprietary Blend
25 mg

Other Ingredients

Rice Flour Gelatin Vegetable Lubricant
Claims

Label Claims — Verification

Unverified All Other
Info

Product Information

Directions for Use

Directions:Three capsules daily, or more, as directed careprofessional.

Warnings & Precautions

Pregnant and/or lactating women should consult their physician prior to use.

Tamper evident band around cap and seal on bottle. Do not use if either seal is broken or missing.

Keep out of the reach of children.

Formulation Notes

Progressive Laboratories manufactured this product in its 3rd party GMP-inspected facility. (Good Manufacturing Practices)

Vitamin C Plus Bioflavonoids

Additional Information

Sold only for dispensing by a licensed health professional.

GMP Good Manufacturing Practice Certified GMP Compliant 21 CFR 111

Metadata

Product Details

UPC / SKU3 51821 04532 0
DSLD Entry Date2022-05-19
Product TypeOther Combinations
FormCapsule
BrandProgressive Professional from Progressive Laboratories
DSLD ID261470
Data Updated2026-04-11
Research

Research Evidence

371
Research Sources
54
Avg Quality
148
Meta Analysis
82
Systematic Review
71
Rct
62
Clinical Trial
2
Regulatory Source
1
Cochrane Review
1
Narrative Review
1
Other
1
Openfda Safety
A Vitamin C supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
A Vitamin C supplementation for the primary prevention of cardiovascular disease
Systematic Review The Cochrane database of systematic reviews 2017 PubMed DOI
A Vitamin C for preventing and treating the common cold
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
A Vitamin C for preventing and treating pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
A Vitamin E supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
A Vitamin C supplementation for prevention and treatment of pneumonia
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
A Vitamin C supplementation for prevention and treatment of pneumonia
Systematic Review The Cochrane database of systematic reviews 2021 PubMed DOI
A Nutritional interventions for preventing and treating pressure ulcers
Meta Analysis The Cochrane database of systematic reviews 2024 PubMed DOI
A Does Vitamin C Supplementation Provide a Protective Effect in Periodontal Health? A Systematic Review and Meta-Analysis
Meta Analysis International journal of molecular sciences 2024 PubMed DOI
A Circulating vitamin C concentration and risk of cancers: a Mendelian randomization study
Meta Analysis BMC medicine 2021 PubMed DOI
View all evidence for Vitamin C →
Compare

Similar Products

Vitamin C Ester Ascorbyl Palmitate
OL Olympian Labs · Capsule
100
Vitamin C 1000 mg
PurHEALTH · Capsule
100
Ultra C Buffered
New Sun · Capsule
100
Black Elderbarry with Liposomal Vitamin C & Zinc
SunVita Health · Capsule
100
Natural Vitamin C
Herbadiet · Capsule
100
View all Vitamin C products →
Vitamin C research Best Vitamin C All Vitamin C products More from Progressive Professional from Progressive Laboratories View on NIH DSLD →

This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.