Home/ Supplements/ Vitamin C/ Esterified Vitamin C

Esterified Vitamin C

product on market Tablet or Pill Royal Guard Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • Limited research evidence available for ingredients
B Label Compliance Grade
Label

Product Label

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

Label Data

1 Tablet(s)
Serving Size
Vitamin
Product Type
0%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
675 mg (1125% DV)

Other Ingredients

Di-Calcium Phosphate Stearic Acid Microcrystalline Cellulose Magnesium Stearate Silica Pharmaceutical Glaze
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

DIRECTIONS: As a dietary supplement, take one pack daily.

Warnings & Precautions

KEEP OUT OF REACH OF CHILDREN.

Note: If you are pregnant or nursing, consult your health care professional before using any herbal product.

Formulation Notes

Vegetarian

Hypoallergenic

GLUTEN FREE

• HYPOALLERGENIC: contains no milk, egg, fish, crustacean shellfish, tree nuts, wheat, peanuts or soybeans. Contains no artificial colors or preservatives.

Additional Information

ESTERIFIED VITAMIN C

DreamQuest Nutraceuticals, a leader in natural product innovation, offers an arsenal of nutrients to reinforce your immune system for optimal health and well-being!

For daily immune reinforcement and take-along convenience, look to Royal Guard Immune Wellness Daily Packs!

KEEP TIGHTLY CLOSED IN A COOL, DRY PLACE.

PRODUCT NO.10034

Metadata

Product Details

UPC / SKU8 79610 00051 5
DSLD Entry Date2012-11-21
Product TypeVitamin
FormTablet or Pill
BrandRoyal Guard
DSLD ID15513
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 →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.