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Men's 50+ MultiStart

product on market Tablet or Pill Natural Factors Safety: 97/100
97/100

This product looks safe

  • Niacin: 97mg is 2.8× the Tolerable Upper Intake Level (35mg)
  • Folate: 1020mg is 1020.0× the Tolerable Upper Intake Level (1.0mg)
  • Manganese: 11.25mg is 1.0× the Tolerable Upper Intake Level (11mg)
  • 69% of ingredients have research evidence
F Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This formula contains vitamins A, C, D3, E, and K1, which are supported by strong evidence for maintaining immune function, bone health, and antioxidant defense. These essential nutrients play critical roles in cellular protection and coagulation. 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

Niacin: 97mg is 2.8× the Tolerable Upper Intake Level (35mg)

Folate: 1020mg is 1020.0× the Tolerable Upper Intake Level (1.0mg)

Manganese: 11.25mg is 1.0× the Tolerable Upper Intake Level (11mg)

Label

Product Label

Label for Men's 50+ MultiStart
Open Full PDF View on NIH DSLD →
Details

Label Data

3 Tablet(s)
Serving Size
40
Servings
Other Combinations
Product Type
69%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin A
7875 mcg RAE (875% DV)
Vitamin C
375 mg (417% DV)
3.75 mcg (19% DV)
Within RDA (0.2× RDA) 608 studies (A:16, B:251)
201 mg (1340% DV)
13.4× RDA — above typical dose (UL: 1000 mg) 179 studies (A:3, B:90)
45 mcg (38% DV)
Within RDA (0.4× RDA) 275 studies (A:9, B:175)
45 mg (3750% DV)
37.5× RDA — above typical dose 76 studies (A:0, B:33)
7.5 mg (577% DV)
5.8× RDA — above typical dose 13 studies (A:0, B:1)
97 mg (606% DV)
Exceeds UL by 2.8× (UL: 35 mg) 196 studies (A:5, B:63)
22.5 mg (1324% DV)
17.3× RDA — above typical dose (UL: 100 mg) 114 studies (A:3, B:35)
1020 mcg DFE (255% DV)
Exceeds UL by 1020.0× (UL: 1.0 mg) 226 studies (A:10, B:105)
600 mcg (25000% DV)
250.0× RDA — above typical dose 139 studies (A:1, B:44)
450 mcg (1500% DV)
15.0× RDA — above typical dose 27 studies (A:0, B:11)
75 mg (1500% DV)
15.0× RDA — above typical dose 2 studies — no high-quality reviews
75 mg (14% DV)
Within RDA (0.1× RDA) 38 studies (A:1, B:7)
Calcium
300 mg (23% DV)
225 mcg (150% DV)
1.5× RDA — within safe limits 245 studies (A:4, B:133)
187 mg (45% DV)
Within RDA (0.4× RDA) 316 studies (A:8, B:159)
22.5 mg (205% DV)
2.0× RDA — within safe limits 263 studies (A:6, B:134)
75 mcg (136% DV)
1.4× RDA — within safe limits 173 studies (A:0, B:67)
1.1 mg (125% DV)
1.2× RDA — within safe limits 37 studies (A:0, B:11)
11.25 mg (489% DV)
Exceeds UL by 1.0× (UL: 11 mg) 9 studies — no high-quality reviews
150 mcg (429% DV)
4.3× RDA — above typical dose 199 studies (A:1, B:55)
18.75 mcg (42% DV)
Within RDA (0.4× RDA) 3 studies — no high-quality reviews
75 mg
Market median: 550.0mg (217 products) 29 studies (A:0, B:5)
Market median: 320.0mg (426 products) 26 studies (A:0, B:5)
Market median: 120.0mg (440 products) 191 studies (A:1, B:71)
37.5 mg
Market median: 496.0mg (192 products) 20 studies — no high-quality reviews
Market median: 4002.0mg (1 products) 21 studies (A:0, B:2)
Alfalfa juice powder
37.5 mg
Market median: 200.0mg (107 products)
Wheatgrass juice powder
37.5 mg
22.5 mg
Market median: 450.0mg (390 products) 160 studies (A:0, B:63)
0.75 mg
Market median: 3.0mg (58 products) 3 studies — no high-quality reviews
0.75 mg
Market median: 10.0mg (105 products) 2 studies (A:0, B:1)
60 mcg
Market median: 0.5mg (6 products) 1 studies (A:0, B:1)

Other Ingredients

Microcrystalline Cellulose Coating Stearic Acid Magnesium Stearate Croscarmellose Sodium
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested Usage: 3 tablets per day with meals or as directed by a health professional.

Warnings & Precautions

Cautions: As with any supplement, consult your health professional before use if you are pregnant, breastfeeding, or trying to conceive, or if you are taking medication, have a medical condition, or anticipate a surgery.

Keep out of the reach of children.

Sealed for your protection. Do not use if seal is broken.

Contains soy.

Formulation Notes

MultiStart for Men 50+ is the perfect foundation multiple including a spectrum of nutrients, herbs, and antioxidants in the ideal ratio and serving.

MultiStart reduces the need for supplemental pills such as vitamin E or saw palmetto, and ensures that these important nutrients, herbs and antioxidants are delivered to the body, specific to the nutritional needs of men over 50.

Manufactured by Natural Factors to ensure safety and potency in accordance with Good Manufacturing Practices (GMP) of the FDA and Health Canada.

Contains no artificial colors, preservatives, or sweeteners; no dairy, sugar, gluten, yeast, egg, fish, shellfish, salt, tree nuts, or GMOs.

Vitamin, mineral, herbal & antioxidant support Complete Spectrum

Non-GMO

Additional Information

For freshness, store in a cool, dry place.

Product of Canada Recyclable container and label.

Selectively harvested as a young grass before seeds develop.

Mass Spec Documentation - Lab tested

Metadata

Product Details

UPC / SKU0 68958 01573 6
DSLD Entry Date2021-04-22
Product TypeOther Combinations
FormTablet or Pill
BrandNatural Factors
DSLD ID247534
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.