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Stress-Plex-Forte

product on market Tablet or Pill Douglas Laboratories Safety: 97/100
97/100

This product looks safe

  • Niacinamide: 200mg is 5.7× the Tolerable Upper Intake Level (35mg)
  • 75% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This formula contains B vitamins and Vitamin C, which are supported by strong evidence for their roles in energy metabolism and nervous system function. These nutrients assist in converting food into cellular energy and supporting cognitive health. The profile maintains a high safety score, indicating a low risk of adverse effects for most users.

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

Alerts

Safety Alerts

Niacinamide: 200mg is 5.7× the Tolerable Upper Intake Level (35mg)

Label

Product Label

Label for Stress-Plex-Forte
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Tablet(s)
Serving Size
90
Servings
Other Combinations
Product Type
75%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
200 mg (333% DV)
55 mg (3667% DV)
45.8× RDA — above typical dose 76 studies (A:0, B:33)
55 mg (3235% DV)
42.3× RDA — above typical dose 13 studies (A:0, B:1)
200 mg (1000% DV)
Exceeds UL by 5.7× (UL: 35 mg) 196 studies (A:5, B:63)
55 mg (2750% DV)
42.3× RDA — above typical dose (UL: 100 mg) 114 studies (A:3, B:35)
400 mcg (100% DV)
Within RDA (1.0× RDA) 226 studies (A:10, B:105)
100 mcg (1667% DV)
41.7× RDA — above typical dose 139 studies (A:1, B:44)
200 mcg (67% DV)
6.7× RDA — above typical dose 27 studies (A:0, B:11)
55 mg (550% DV)
11.0× RDA — above typical dose 2 studies — no high-quality reviews
55 mg
Market median: 500.0mg (9 products) 7 studies — no high-quality reviews
26 mg
Market median: 125.0mg (294 products) 38 studies (A:1, B:7)
55 mg
Market median: 550.0mg (217 products) 29 studies (A:0, B:5)

Other Ingredients

Cellulose Vegetable Stearate Silica
Claims

Label Claims — Verification

Unverified All Other
Info

Product Information

Directions for Use

Suggested Usage: As a dietary supplement, take 1 tablet daily or as directed by physician your healthcare professional.

Warnings & Precautions

KEEP OUT OF REACH OF CHILDREN.

Tamper resistant package, do not use if outer seal is missing.

Formulation Notes

This product contains NO yeast, wheat gluten, soy protein, milk/dairy, corn, sodium, sugar, starch, artificial coloring, preservatives or flavoring.

Additional Information

For optimal storage conditions, store in a cool, dry place. (59(0)-77(0)F/15(0)-25(0)C) (35-65% relative humidity)

Conforms to USP <2091> for weight. Meets USP <2040> for disintegration.

Formula #7925

Meets Douglas Laboratories spec [#7925].

Metadata

Product Details

UPC / SKU3 10539 01644 2
DSLD Entry Date2012-01-25
Product TypeOther Combinations
FormTablet or Pill
BrandDouglas Laboratories
DSLD ID5159
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.