Esterified Vitamin C

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

This product looks safe

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

Product Label

📄 Open Full PDF View on NIH DSLD →
📸

Have a supplement label? Find it here.

Upload a photo of any supplement label to search our database of 92,312 products.

Label Data

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

Supplement Facts — Evidence Check

Vitamin C
675 mg (1125% DV)

Other Ingredients

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

Label Claims — Verification

❓ All Other
❓ Structure/Function
All Other (99% of products) Structure/Function (83% of products) Nutrient (54% of products)

Target Groups

Vegetarian Adult (18 - 50 Years) No Allergies Gluten Free Dairy Free

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

Product Details

UPC / SKU 8 79610 00051 5
DSLD Entry Date 2012-11-21
Product Type Vitamin
Form Tablet or Pill
Brand Royal Guard
Bundle Immune Wellness Daily Packs
DSLD ID 15513
Data Updated 2026-04-11

Research Evidence

371 Research Sources
54 Avg Quality Score
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 Cochrane
A Vitamin C supplementation for the primary prevention of cardiovascular disease
Systematic Review The Cochrane database of systematic reviews 2017
PubMed DOI Cochrane
A Vitamin C for preventing and treating the common cold
Meta Analysis The Cochrane database of systematic reviews 2013
PubMed DOI Cochrane
A Vitamin C for preventing and treating pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013
PubMed DOI Cochrane
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 Cochrane
A Vitamin C supplementation for prevention and treatment of pneumonia
Systematic Review The Cochrane database of systematic reviews 2021
PubMed DOI Cochrane
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

OB Complete Chewable
OB Complete Chewable Vertical Pharmaceuticals 100
RenaPlex-D Nephro-Tech 100
800/Ultra D Dialyvite 100
B-Vital Higher Nature 100
Energise
Energise Higher Nature 100
View all Vitamin C products →
Vitamin C research & evidence Best Vitamin C rankings All Vitamin C products More from Royal Guard View on NIH DSLD →