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Optimen

product on market Tablet or Pill ON Optimum Nutrition Safety: 99/100
99/100

This product looks safe

  • Niacin: 75mg is 2.1× the Tolerable Upper Intake Level (35mg)
  • 57% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

The profile contains essential vitamins A, C, D, E, and K, which are supported by strong evidence for maintaining immune function and bone health. These nutrients play critical roles in cellular protection and coagulation. Research consistently demonstrates their safety and efficacy when consumed within recommended daily limits.

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

Alerts

Safety Alerts

Niacin: 75mg is 2.1× the Tolerable Upper Intake Level (35mg)

Label

Product Label

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

Label Data

3 Tablet(s)
Serving Size
50
Servings
Other Combinations
Product Type
57%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin A
10000 IU (200% DV)
Vitamin C
300 mg (500% DV)
1500 IU (375% DV)
2.5× RDA — within safe limits 608 studies (A:16, B:251)
200 IU (667% DV)
8.9× RDA — above typical dose (UL: 1000 mg) 179 studies (A:3, B:90)
75 mcg (94% DV)
Within RDA (0.6× RDA) 275 studies (A:9, B:175)
75 mg (5000% DV)
62.5× RDA — above typical dose 76 studies (A:0, B:33)
75 mg (4412% DV)
57.7× RDA — above typical dose 13 studies (A:0, B:1)
75 mg (375% DV)
Exceeds UL by 2.1× (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)
600 mcg (150% DV)
1.5× RDA — within safe limits 226 studies (A:10, B:105)
100 mcg (1667% DV)
41.7× 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)
75 mg (750% DV)
15.0× RDA — above typical dose 2 studies — no high-quality reviews
Calcium
50 mg (5% DV)
150 mcg (100% DV)
Within RDA (1.0× RDA) 245 studies (A:4, B:133)
80 mg (20% DV)
Within RDA (0.2× RDA) 316 studies (A:8, B:159)
15 mg (100% 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)
2 mg (100% DV)
Within RDA (0.9× RDA) 9 studies — no high-quality reviews
120 mcg (100% DV)
3.4× RDA — above typical dose 199 studies (A:1, B:55)
80 mcg (107% DV)
1.8× RDA — within safe limits 3 studies — no high-quality reviews
Amino Men Blend
1 Gram(s)
Phyto Men Blend
100 mg
Viri Men Blend
50 mg
Enzyme Blend
50 mg
Market median: 200.0mg (198 products) 6 studies — no high-quality reviews
Market median: 500.0mg (9 products) 7 studies — no high-quality reviews
10 mg
Market median: 125.0mg (294 products) 38 studies (A:1, B:7)
10 mg
Market median: 550.0mg (217 products) 29 studies (A:0, B:5)
2 mg
Market median: 3.0mg (58 products) 3 studies — no high-quality reviews
500 mcg
Market median: 10.0mg (35 products) 6 studies (A:0, B:2)
500 mcg
Market median: 10.0mg (105 products) 2 studies (A:0, B:1)
Alpha Carotene
140 mcg
100 mcg
Market median: 0.5mg (6 products) 1 studies (A:0, B:1)
Cryptoxanthin
34 mcg
28 mcg
Market median: 4.0mg (32 products)

Other Ingredients

Microcrystalline Cellulose Stearic Acid Croscarmellose Sodium Pharmaceutical Glaze No. 2 Magnesium Stearate Silica
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested use: As a Dietary Supplement for men, consume 3 tablets daily with food.

Warnings & Precautions

Warning: Not for use by those with pre-existing medical conditions, those taking any medications or those under the age of 18.

Warning: Not for use by those with pre-existing medical conditions, those taking any medications or those under the age of 18.

Allergen information: Contains shellfish (oyster) ingredients.

Formulation Notes

Nutrient optimization system High-potency

75+ ingredients

Additional Information

Store in a cool, dry place.

1 (800) 705-5226 Truestrength.com Scan this QR code with your smartphone for further info and promotions

Manufactured in the USA This product contains ingredients of international and domestic origin

Metadata

Product Details

UPC / SKU7 48927 05227 5
DSLD Entry Date2022-06-16
Product TypeOther Combinations
FormTablet or Pill
BrandON Optimum Nutrition
DSLD ID267740
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.