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Ultra HNS

product on market Capsule Douglas Laboratories Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 57% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · methodology

This formula combines zinc, biotin, and vitamin C, which have moderate evidence for supporting skin and nail health. It also includes Cynatine HNS, though research on this specific ingredient is limited. The profile focuses on essential micronutrients and amino acids involved in keratin production.

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

Label

Product Label

Label for Ultra HNS
Open Full PDF View on NIH DSLD →
Details

Label Data

3 Vegetarian Capsule(s)
Serving Size
30
Servings
Other Combinations
Product Type
57%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
250 mg (417% DV)
200 mcg (50% DV)
Within RDA (0.5× RDA) 226 studies (A:10, B:105)
6000 mcg (2000% DV)
200.0× RDA — above typical dose 27 studies (A:0, B:11)
25 mg (167% DV)
2.3× RDA — within safe limits 263 studies (A:6, B:134)
Cynatine HNS
500 mg
75 mg
Market median: 500.0mg (9 products) 7 studies — no high-quality reviews
Market median: 500.0mg (283 products) 174 studies (A:0, B:62)

Other Ingredients

Hydroxypropyl Methylcellulose Dicalcium Phosphate Cellulose Vegetable Stearate Silica
Claims

Label Claims — Verification

Unverified All Other
Info

Product Information

Directions for Use

Suggested Usage: As a dietary supplement, adults take 3 capsules daily or as directed by your healthcare professional.

Warnings & Precautions

Keep out of reach of children.

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

Warning: If you are pregnant, nursing, have any health condition or taking any medication, consult your health care practitioner before using these products.

Formulation Notes

Hair, nails, skin formula

Both of these products contain no yeast, wheat, gluten, milk/dairy, corn, soy, sodium, sugar, starch, artificial coloring, artificial preservatives, artificial flavoring, or genetically modified organisms (GMOs).

Additional Information

Pushing potential.

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

66857-LBL/SLEEVE

Metadata

Product Details

UPC / SKU3 10539 97767 5
DSLD Entry Date2020-12-26
Product TypeOther Combinations
FormCapsule
DSLD ID238722
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
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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.