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NutriFeron

product on market Other (e.g. tea bag) Shaklee Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 40% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Zinc and copper are essential minerals that support immune function and cellular health. Evidence for the patented plant extract blend is limited due to low overall evidence coverage. These ingredients generally support the body's natural defenses, though clinical data for the specific blend is sparse.

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

Label

Product Label

Label for NutriFeron
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Caplet(s)
Serving Size
30
Servings
Botanical with Nutrients
Product Type
40%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Calories
5 Calorie(s)
Total Carbohydrates
1 Gram(s) (1% DV)
10 mg (91% DV)
Within RDA (0.9× RDA) 263 studies (A:6, B:134)
0.4 mg (44% DV)
Within RDA (0.4× RDA) 37 studies (A:0, B:11)
MACH Patented Blend of Interferon-Boosting Plant Extracts
500 mg

Other Ingredients

Microcrystalline Cellulose Dicalcium Phosphate Silicon Dioxide Croscarmellose Sodium Hydroxypropyl Methylcellulose hydroxylated Soy Lecithin Carnauba Wax Caramel color
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: Take 2 caplets daily.

Warnings & Precautions

Caution: If pregnant, nursing, or taking medications, consult your physician prior to use.

Seal under cap for your protection.

Manufactured in a facility that may also process tree nuts, milk, egg, soy, wheat, shellfish, and fish.

Formulation Notes

Phytonutrient Blend

Formulated by the immunologist who discovered interferon and shown in laboratory studies to naturally increase interferon at the cellular level. Claim refers to phytonutrient blend

GF Gluten free

Kosher

100% Carbon Neutral

No artificial flavors, sweeteners, or preservatives

Powerful breakthrough in immune science that helps maintain healthy immune function.

Patented, Clinically Tested

Tableted in the U.S. Product of Japan.

Additional Information

Safe Proven 100% guaranteed Shaklee since 1956

Dr Shaklee

Star-K (Kosher)

Metadata

Product Details

DSLD Entry Date2023-12-14
Product TypeBotanical with Nutrients
FormOther (e.g. tea bag)
BrandShaklee
DSLD ID301170
Data Updated2026-04-11
Research

Research Evidence

397
Research Sources
55
Avg Quality
200
Meta Analysis
68
Rct
58
Systematic Review
53
Clinical Trial
9
Cochrane Review
2
Narrative Review
2
Regulatory Source
1
Observational
1
Other
1
Openfda Safety
A Zinc supplementation for improving pregnancy and infant outcome
Meta Analysis The Cochrane database of systematic reviews 2021 PubMed DOI
A Zinc supplementation for preventing mortality, morbidity, and growth failure in children aged 6 months to 12 years
Narrative Review The Cochrane database of systematic reviews 2023 PubMed DOI
A Oral zinc for treating diarrhoea in children
Meta Analysis The Cochrane database of systematic reviews 2016 PubMed DOI
A Zinc supplements for preventing otitis media
Meta Analysis The Cochrane database of systematic reviews 2014 PubMed DOI
A Zinc for the prevention or treatment of acute viral respiratory tract infections in adults: a rapid systematic review and meta-analysis of randomised controlled trials
Meta Analysis BMJ open 2021 PubMed DOI
A Zinc supplements for preventing otitis media
Meta Analysis The Cochrane database of systematic reviews 2010 PubMed DOI
A Zinc supplements for preventing otitis media
Meta Analysis The Cochrane database of systematic reviews 2012 PubMed DOI
A Compression bandages or stockings versus no compression for treating venous leg ulcers
Meta Analysis The Cochrane database of systematic reviews 2021 PubMed DOI
A Zinc supplementation for mental and motor development in children
Meta Analysis The Cochrane database of systematic reviews 2012 PubMed DOI
A Zinc for the common cold
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
View all evidence for Zinc →
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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.