Optimum Nutrition Opti-Men®, Multivitamin For Active Men, 240 Tablets supplement bottle
Optimum Nutrition

Opti-Men®, Multivitamin For Active Men, 240 Tablets

What We Researched
25 active ingredients analyzed · 8 inactive ingredients decoded · 9 brand certifications checked · 3 retailers compared · Last updated: Mar 2026
87
Product Score Good
92
Brand Score Excellent

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin A (as beta carotene, mixed carotenoids) 3,000 mcg 333%
Vitamin C (as ascorbic acid) 300 mg 333%
Vitamin D (as cholecalciferol) 37.5 mcg 188%
Vitamin E (as d-alpha tocopheryl succinate) 134 mg 893%
Vitamin K (as phytonadione) 75 mcg 63%
Thiamin (as thiamin hydrochloride) 75 mg 6,250%
Riboflavin 75 mg 5769%
Niacin (as niacinamide) 75 mg 469%
Vitamin B6 (as pyridoxine hydrochloride) 50 mg 2,941%
Folate (600 mcg folic acid) 1,020 mcg DFE 255%
Vitamin B12 (as cyanocobalamin) 100 mcg 4,167%
Biotin 300 mcg 1,000%
Pantothenic Acid (as calcium d-pantothenate) 75 mg 1,500%
Choline (as L-choline bitartrate) 10 mg 2%
Calcium (as dicalcium phosphate) 50 mg 4%
Iodine (as potassium iodide) 150 mcg 100%
Magnesium (as magnesium oxide, aspartate) 80 mg 19%
Zinc (as zinc oxide) 15 mg 136%
Selenium (as L-selenomethionine) 200 mcg 364%
Copper (as copper sulfate) 2 mg 222%
Manganese (as manganese sulfate) 2 mg 87%
Chromium (as chromium nicotinate glycinate chelate) 120 mcg 343%
Molybdenum (as molybdenum A.A. chelate) 80 mcg 178%
Amino Men BlendL-Arginine, L-Glutamine, L-Valine, L-Leucine, L-Isoleucine, L-Cystine, L-Lysine Hydrochloride, L-Threonine 1 g *
Bioavailability Good

Absorption Rating

  • Vitamin A (as beta carotene, mixed carotenoids) Fair
  • Vitamin C (as ascorbic acid) Fair
  • Vitamin D (as cholecalciferol) Good
  • Vitamin E (as d-alpha tocopheryl succinate) Good
  • Vitamin K (as phytonadione) Fair
  • Thiamin (as thiamin hydrochloride) Fair
  • Riboflavin Good
  • Niacin (as niacinamide) Good
  • Vitamin B6 (as pyridoxine hydrochloride) Fair
  • Folate (600 mcg folic acid) Fair
  • Vitamin B12 (as cyanocobalamin) Fair
  • Biotin Good
  • Pantothenic Acid (as calcium d-pantothenate) Good
  • Choline (as L-choline bitartrate) Poor
  • Calcium (as dicalcium phosphate) Fair
  • Iodine (as potassium iodide) Good
  • Magnesium (as magnesium oxide, aspartate) Poor
  • Zinc (as zinc oxide) Poor
  • Selenium (as L-selenomethionine) Good
  • Copper (as copper sulfate) Fair
  • Manganese (as manganese sulfate) Good
  • Chromium (as chromium nicotinate glycinate chelate) Good
  • Molybdenum (as molybdenum A.A. chelate) Good
  • Amino Men BlendL-Arginine, L-Glutamine, L-Valine, L-Leucine, L-Isoleucine, L-Cystine, L-Lysine Hydrochloride, L-Threonine Good
Other Ingredients Excellent

Fillers & Additives

  • Microcrystalline Cellulose
  • Stearic Acid
  • Croscarmellose Sodium
  • Hydroxypropyl methylcellulose (HPMC)
  • Magnesium Stearate
  • Silica
  • Glycerine
  • Sunflower Oil
Efficacy Very Good

Dosage Analysis

  • Vitamin A (as beta carotene, mixed carotenoids) 3,000 mcg Effective
  • Vitamin C (as ascorbic acid) 300 mg Effective
  • Vitamin D (as cholecalciferol) 37.5 mcg Effective
  • Vitamin E (as d-alpha tocopheryl succinate) 134 mg Effective
  • Vitamin K (as phytonadione) 75 mcg Under-dosed
  • Thiamin (as thiamin hydrochloride) 75 mg Effective
  • Riboflavin 75 mg Effective
  • Niacin (as niacinamide) 75 mg High
  • Vitamin B6 (as pyridoxine hydrochloride) 50 mg Effective
  • Folate (600 mcg folic acid) 1,020 mcg DFE High
  • Vitamin B12 (as cyanocobalamin) 100 mcg Effective
  • Biotin 300 mcg Effective
  • Pantothenic Acid (as calcium d-pantothenate) 75 mg Effective
  • Choline (as L-choline bitartrate) 10 mg Under-dosed
  • Calcium (as dicalcium phosphate) 50 mg Under-dosed
  • Iodine (as potassium iodide) 150 mcg Effective
  • Magnesium (as magnesium oxide, aspartate) 80 mg Under-dosed
  • Zinc (as zinc oxide) 15 mg Effective
  • Selenium (as L-selenomethionine) 200 mcg Effective
  • Copper (as copper sulfate) 2 mg Effective
  • Manganese (as manganese sulfate) 2 mg Effective
  • Chromium (as chromium nicotinate glycinate chelate) 120 mcg Effective
  • Molybdenum (as molybdenum A.A. chelate) 80 mcg Effective
  • Amino Men BlendL-Arginine, L-Glutamine, L-Valine, L-Leucine, L-Isoleucine, L-Cystine, L-Lysine Hydrochloride, L-Threonine 1 g Effective

Supplement Facts

Ingredient Amount % Daily Value
Vitamin A (as beta carotene, mixed carotenoids) 3,000 mcg 333%
Vitamin C (as ascorbic acid) 300 mg 333%
Vitamin D (as cholecalciferol) 37.5 mcg 188%
Vitamin E (as d-alpha tocopheryl succinate) 134 mg 893%
Vitamin K (as phytonadione) 75 mcg 63%
Thiamin (as thiamin hydrochloride) 75 mg 6,250%
Riboflavin 75 mg 5769%
Niacin (as niacinamide) 75 mg 469%
Vitamin B6 (as pyridoxine hydrochloride) 50 mg 2,941%
Folate (600 mcg folic acid) 1,020 mcg DFE 255%
Vitamin B12 (as cyanocobalamin) 100 mcg 4,167%
Biotin 300 mcg 1,000%
Pantothenic Acid (as calcium d-pantothenate) 75 mg 1,500%
Choline (as L-choline bitartrate) 10 mg 2%
Calcium (as dicalcium phosphate) 50 mg 4%
Iodine (as potassium iodide) 150 mcg 100%
Magnesium (as magnesium oxide, aspartate) 80 mg 19%
Zinc (as zinc oxide) 15 mg 136%
Selenium (as L-selenomethionine) 200 mcg 364%
Copper (as copper sulfate) 2 mg 222%
Manganese (as manganese sulfate) 2 mg 87%
Chromium (as chromium nicotinate glycinate chelate) 120 mcg 343%
Molybdenum (as molybdenum A.A. chelate) 80 mcg 178%
Sodium 10 mg <1%
Amino Men BlendL-Arginine, L-Glutamine, L-Valine, L-Leucine, L-Isoleucine, L-Cystine, L-Lysine Hydrochloride, L-Threonine 1 g *

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Microcrystalline Cellulose Safe

Adds bulk to small-dose supplements to make tablets/capsules a manageable size.

Stearic Acid Safe

Helps ingredients flow smoothly through manufacturing equipment.

Croscarmellose Sodium Safe

Helps tablets break apart and dissolve quickly in the stomach.

Hydroxypropyl methylcellulose (HPMC) Unknown
Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Glycerine Generally_safe

It is used to dissolve ingredients, retain moisture, and add sweetness.

Sunflower Oil Safe

Helps dissolve and absorb fat-soluble vitamins.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$76$75$74$73$72 Mar 12 $74.21$73.99
iHerb
Vitacost

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Optimum Nutrition

Founded 1986 · Downers Grove, IL, United States · 95 products · optimumnutrition.com

Certifications

9 certifications
Consumerlab Verified Source
Informed Sport Verified Source
Labdoor Verified Source
Nsf Certified For Sport Verified Source
Usda Organic Verified Source
Vegan Certified Verified Source
Fda Gmp Inspections Verified Source
Non Gmo Project Verified Source
Nsf Gmp Verified Source

Transparency

4 claims
Third Party Testing Claim — Verified Source
Testing Lab Disclosure — Claimed Source
In House Testing — Verified Source

Violation History

5 incidents
Prop 65 Lead2025-07-21Source
Prop 65 Lead2024-11-22Source
Recall Various nutritional and beverage products2022-07-28Source
Prop 65 Lead2017-03-10Source
Lawsuit Deceptive claims about the plant-based enzyme 'Aminogen' and its effect on protein digestion and absorption.2013Source
Related Supplements
Frequently Asked Questions
Is Optimum Nutrition Opti-Men®, Multivitamin For Active Men a good supplement?

Optimum Nutrition Opti-Men®, Multivitamin For Active Men, 240 Tablets received a product quality score of 87/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 25 active ingredients Of the 8 inactive ingredients, 6 are rated safe and 0 are flagged for review. The manufacturer, Optimum Nutrition, holds a brand trust score of 92/100 with 9 verified certifications including Consumerlab, Informed Sport, Labdoor, Nsf Certified For Sport.

What are the ingredients in Optimum Nutrition Opti-Men®, Multivitamin For Active Men?

Optimum Nutrition Opti-Men®, Multivitamin For Active Men contains 25 active ingredients: Vitamin A (as beta carotene, mixed carotenoids) (3,000 mcg), Vitamin C (as ascorbic acid) (300 mg), Vitamin D (as cholecalciferol) (37.5 mcg), Vitamin E (as d-alpha tocopheryl succinate) (134 mg), Vitamin K (as phytonadione) (75 mcg), Thiamin (as thiamin hydrochloride) (75 mg), and 19 more. Notable high-dose ingredients include Vitamin A at 333% DV, Vitamin C at 333% DV, Vitamin E at 893% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Optimum Nutrition Opti-Men®, Multivitamin For Active Men safe to take?

Optimum Nutrition Opti-Men®, Multivitamin For Active Men, 240 Tablets has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Optimum Nutrition a trustworthy supplement brand?

Optimum Nutrition receives a brand trust score of 92/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1986 and headquartered in Downers Grove, IL, United States, the company offers 95 products in their lineup. They hold 9 verified certifications including Consumerlab, Informed Sport, Labdoor, Nsf Certified For Sport. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Optimum Nutrition has 5 historical regulatory incidents on record, which are factored into the trust score.

How much vitamin d3 should i take daily?

The optimal dosage depends on your individual health needs, age, sex, and current nutrient levels. Recommended daily amounts are established by health authorities but may vary from therapeutic doses used in clinical research. It's important to check the Supplement Facts label for the exact amount per serving and compare it against the % Daily Value. Some supplements provide mega-doses well above the Daily Value, which may not be necessary and in some cases could be harmful — particularly for fat-soluble vitamins (A, D, E, K) that accumulate in the body. GoodSupp's efficacy analysis evaluates whether a product's dosages align with clinically studied amounts. Always consult your healthcare provider for personalized dosage recommendations.

What does vitamin d do?

This is an important question for supplement consumers. The dietary supplement industry is largely self-regulated, which means product quality, ingredient transparency, and safety practices vary significantly between brands and products. The most reliable way to evaluate any supplement is to check for third-party testing certifications, review the full ingredient list and dosages, and research the brand's regulatory track record. GoodSupp's database of over 250,000 analyzed products provides independent quality scores, ingredient safety ratings, and brand trust reports to help you make evidence-based decisions.

How much vitamin d3 per day for a woman?

The optimal dosage depends on your individual health needs, age, sex, and current nutrient levels. Recommended daily amounts are established by health authorities but may vary from therapeutic doses used in clinical research. It's important to check the Supplement Facts label for the exact amount per serving and compare it against the % Daily Value. Some supplements provide mega-doses well above the Daily Value, which may not be necessary and in some cases could be harmful — particularly for fat-soluble vitamins (A, D, E, K) that accumulate in the body. GoodSupp's efficacy analysis evaluates whether a product's dosages align with clinically studied amounts. Always consult your healthcare provider for personalized dosage recommendations.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.