Home/ Supplements/ Vitamin C/ Ultimate Vitamin C

Ultimate Vitamin C

product on market Capsule Purity Products Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 33% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Vitamin C, D, and magnesium are supported by strong evidence for immune function and metabolic health. Elderberry and cranberry extracts have moderate to limited evidence for supporting respiratory and urinary wellness. Overall, these ingredients are generally recognized as safe for consumption.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for Ultimate Vitamin C
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Capsule(s)
Serving Size
30
Servings
Other Combinations
Product Type
33%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
720 mg (800% DV)
50 mcg (250% DV)
3.3× RDA — above typical dose (UL: 0.1 mg) 608 studies (A:16, B:251)
20 mg (5% DV)
Market median: 500.0mg (1 products) 316 studies (A:8, B:159)
Cranberry juice concentrate
20 mg
Market median: 175.0mg (497 products) 11 studies (A:0, B:1)
Cinnamon extract
20 mg
Apple extract
120 mg
Pine bark extract
20 mg
Diosvein Sweet Orange extract
40 mg
Ferulic Acid
10 mg
Candelilla Wax
20 mg
30 mg
Market median: 500.0mg (283 products) 174 studies (A:0, B:62)

Other Ingredients

Rice Flour Vegetable Cellulose Vegetable Magnesium Stearate Titanium Dioxide
Claims

Label Claims — Verification

Unverified Nutrient
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested Use: As a dietary supplement, take 2 capsules daily. For daily use.

Formulation Notes

Immune support formula

Vitamin C Vitamin D Elderberry And more

Multiple immune support co-factors Promotes antioxidant defense

Additional Information

Intelligent nutritional solutions

Premium grade supplements Since 1993

Metadata

Product Details

DSLD Entry Date2021-03-25
Product TypeOther Combinations
FormCapsule
BrandPurity Products
DSLD ID244271
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 Purity Products 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.