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Multi-Guard

product on market Capsule Oregon Health Safety: 99/100
99/100

This product looks safe

  • Niacinamide: 150mg is 4.3× the Tolerable Upper Intake Level (35mg)
  • 67% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This profile contains essential vitamins A, C, D, E, and thiamine, which are supported by strong evidence for maintaining immune function and cellular health. These nutrients play critical roles in antioxidant defense and metabolic processes. The overall safety profile for these ingredients is high.

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

Alerts

Safety Alerts

Niacinamide: 150mg is 4.3× the Tolerable Upper Intake Level (35mg)

Label

Product Label

Label for Multi-Guard
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Capsule(s)
Serving Size
30
Servings
Other Combinations
Product Type
67%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin A
25000 IU (500% DV)
Vitamin C
200 mg (333% DV)
800 IU (200% DV)
1.3× RDA — within safe limits 608 studies (A:16, B:251)
375 IU (1250% DV)
16.8× RDA — above typical dose (UL: 1000 mg) 179 studies (A:3, B:90)
50 mg (3333% DV)
41.7× RDA — above typical dose 76 studies (A:0, B:33)
50 mg (2941% DV)
38.5× RDA — above typical dose 13 studies (A:0, B:1)
150 mg (750% DV)
Exceeds UL by 4.3× (UL: 35 mg) 196 studies (A:5, B:63)
50 mg (2500% DV)
38.5× RDA — above typical dose (UL: 100 mg) 114 studies (A:3, B:35)
800 mcg (200% DV)
2.0× RDA — within safe limits 226 studies (A:10, B:105)
500 mcg (8333% DV)
208.3× RDA — above typical dose 139 studies (A:1, B:44)
300 mcg (100% DV)
10.0× RDA — above typical dose 27 studies (A:0, B:11)
150 mg (1500% DV)
30.0× RDA — above typical dose 2 studies — no high-quality reviews
Calcium
100 mg (10% DV)
75 mcg (50% DV)
Within RDA (0.5× RDA) 245 studies (A:4, B:133)
200 mg (50% DV)
Within RDA (0.5× RDA) 316 studies (A:8, B:159)
15 mg (200% DV)
1.4× RDA — within safe limits 263 studies (A:6, B:134)
200 mcg (286% DV)
3.6× RDA — above typical dose (UL: 0.4 mg) 173 studies (A:0, B:67)
2 mg (100% DV)
2.2× RDA — within safe limits 37 studies (A:0, B:11)
5 mg (250% DV)
2.2× RDA — within safe limits 9 studies — no high-quality reviews
200 mcg (167% DV)
5.7× RDA — above typical dose 199 studies (A:1, B:55)
75 mcg (100% DV)
1.7× RDA — within safe limits 3 studies — no high-quality reviews
Potassium
99 mg (3% DV)
Market median: 200.0mg (198 products) 6 studies — no high-quality reviews
Market median: 500.0mg (861 products) 61 studies (A:4, B:13)
Within RDA (0.1× RDA) 38 studies (A:1, B:7)
50 mg
Market median: 550.0mg (217 products) 29 studies (A:0, B:5)
50 mg
Market median: 500.0mg (283 products) 174 studies (A:0, B:62)
50 mg
Market median: 167.0mg (311 products) 183 studies (A:0, B:65)
Market median: 80.0mg (20 products) 337 studies (A:8, B:183)
Grapeseed extract
30 mg
30 mg
Market median: 100.0mg (283 products) 144 studies (A:1, B:64)
Market median: 250.0mg (337 products) 127 studies (A:1, B:41)
10 mg
Market median: 500.0mg (9 products) 7 studies — no high-quality reviews
Digestive Enzyme Blend
10 mg
6 mg
Market median: 10.0mg (35 products) 6 studies (A:0, B:2)
2 mg
Market median: 3.0mg (58 products) 3 studies — no high-quality reviews

Other Ingredients

Vegetable Capsules
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Info

Product Information

Directions for Use

Suggested Use: As a dietary supplement, take (4) capsules daily, (2) capsules in the morning and (2) capsules in the afternoon, or as directed by a health professional.

Warnings & Precautions

Keep out of reach of children

Formulation Notes

Probiotic blend containing: Lactobacillus acidophilus DDS-1, Bifidobacterium longum, Bifidobacterium bifidum, & Bifidobacterium lactis.

Digeseb Plus is a proprietary blend of acid stable plant based enzymes supplying (Alpha & Beta Amylase, Protease I&II, Lactase, Lipase, Cellulase, Maltase & Sucrase) for enhanced bioavailability.

With CoQ10 Resveratrol Probiotics P-5-P & Methylcobalamin

GF Gluten-free EF Excipient free Non GMO Soy free

Additional Information

Multi-Guard is one of the most well-rounded and comprehensive multiple vitamin, mineral, and anti-oxidant programs on the market today. Multi-Guard contains a synergistic blend of vitamin complexes, chelated minerals, anti-oxidants, digestive enzymes and probiotics that may help combat inflammation, replenish intestinal flora, aid in digestion and help cover any nutritional shortfalls throughout the day.

Store in a cool dry place

A Vitamin Mineral Anti-Oxidant Program

Highest BIO availability Made in a FDA registered facility

GF Gluten-free EF Excipient free Non GMO Made in USA Soy free

Metadata

Product Details

UPC / SKU6 46448 50580 8
DSLD Entry Date2019-01-07
Product TypeOther Combinations
FormCapsule
BrandOregon Health
DSLD ID180726
Data Updated2026-04-11
Research

Research Evidence

337
Research Sources
54
Avg Quality
161
Meta Analysis
68
Systematic Review
51
Rct
48
Clinical Trial
2
Other
2
Regulatory Source
1
Narrative Review
1
Cochrane Review
1
Guideline
1
Openfda Safety
A Vitamin A supplementation for preventing morbidity and mortality in children from six months to five years of age
Meta Analysis The Cochrane database of systematic reviews 2017 PubMed DOI
A Vitamin A supplementation for the prevention of morbidity and mortality in infants six months of age or less
Meta Analysis The Cochrane database of systematic reviews 2011 PubMed DOI
A Vitamin A supplementation for reducing the risk of mother-to-child transmission of HIV infection
Meta Analysis The Cochrane database of systematic reviews 2011 PubMed DOI
A Vitamin A supplements for preventing mortality, illness, and blindness in children aged under 5: systematic review and meta-analysis
Meta Analysis BMJ (Clinical research ed.) 2011 PubMed DOI
A Fortification of staple foods with vitamin A for vitamin A deficiency
Systematic Review The Cochrane database of systematic reviews 2019 PubMed DOI
A Vitamin A supplementation for the prevention of morbidity and mortality in infants one to six months of age
Narrative Review The Cochrane database of systematic reviews 2016 PubMed DOI
A Vitamin A and fish oils for preventing the progression of retinitis pigmentosa
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
A Exercise training-induced changes in exerkine concentrations may be relevant to the metabolic control of type 2 diabetes mellitus patients: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Journal of sport and health science 2023 PubMed DOI
A Food fortification with multiple micronutrients: impact on health outcomes in general population
Meta Analysis The Cochrane database of systematic reviews 2019 PubMed DOI
A Oral vitamin A supplements to prevent acute upper respiratory tract infections in children up to seven years of age
Meta Analysis The Cochrane database of systematic reviews 2024 PubMed DOI
View all evidence for Vitamin A →
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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.