🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 30% of ingredients have research evidence
A Label Compliance Grade

Product Label

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Label Data

2 Tablet(s) Serving Size
Other Combinations Product Type
30% Evidence Coverage

Supplement Facts — Evidence Check

Vitamin C
300 mg
50 mg
📊 38.5× RDA — above typical dose (UL: 100 mg) 📚 113 studies (Tier A: 3, B: 35)
RDA 1.3mg This product: 50mg UL 100mg
Adrenal
150 mg
200 mg
📊 Market median: 200.0mg (136 products) 📚 3 studies — no high-quality reviews
This product: 200mg
Pancreatin
75 mg
Trypsin
100 mg
Chymotrypsin
200 mg
White Willow
300 mg
300 mg
📊 Market median: 500.0mg (283 products) 📚 173 studies (Tier A: 0, B: 62)
This product: 300mg
📊 Market median: 450.0mg (254 products) 📚 240 studies (Tier A: 0, B: 100)
This product: 100mg

Other Ingredients

Cellulose Vegetable Stearate Silica

Label Claims — Verification

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

Target Groups

Adult (18 - 50 Years)

Product Information

📋 Directions for Use

Suggested Use: 2 tablets between meals or as directed by your healthcare professional.

⚠️ Warnings & Precautions

The information and products contained herein are for professional reference and use only, and are not to be misconstrued or prescribing.

🧪 Formulation Notes

Naturally supports the body during stressful times when pain and inflammation are present.

Additional Information

Proteo Plus has been the number one recommended choice by doctors for over three decades.

Product Details

DSLD Entry Date 2020-12-26
Product Type Other Combinations
Form Tablet or Pill
Brand Nutura
DSLD ID 239606
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
A Vitamin C supplementation for the primary prevention of cardiovascular disease
Systematic Review The Cochrane database of systematic reviews 2017
A Vitamin C for preventing and treating the common cold
Meta Analysis The Cochrane database of systematic reviews 2013
A Vitamin C for preventing and treating pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013
A Vitamin E supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015
A Vitamin C supplementation for prevention and treatment of pneumonia
Meta Analysis The Cochrane database of systematic reviews 2020
A Vitamin C supplementation for prevention and treatment of pneumonia
Systematic Review The Cochrane database of systematic reviews 2021
A Nutritional interventions for preventing and treating pressure ulcers
Meta Analysis The Cochrane database of systematic reviews 2024
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
A Circulating vitamin C concentration and risk of cancers: a Mendelian randomization study
Meta Analysis BMC medicine 2021
View all evidence for Vitamin C →

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