ProveIt Supplements

Independent, evidence-based supplement analysis.

✓ Not Sponsored

✓ No Paid Reviews

✓ Science-Based

Company

  • About Us
  • Our Methodology
  • Contact
  • Blog
  • Authors

Legal

  • Privacy Policy
  • Terms of Service
  • Medical Disclaimer
  • Affiliate Disclosure

Resources

  • All Categories
  • Ingredient Database
  • Browse Supplements
  • FAQ

© 2025 ProveIt Supplements. All rights reserved.

Medical Disclaimer: The information provided is for educational purposes only and is not intended as medical advice. Always consult with a qualified healthcare professional before starting any supplement regimen.

Prove It
Browse SupplementsBlogAuthorsAboutMethodologyFAQ
Get Your Personalized Supplement StackSupplement Stack Quiz
Menu
HomeBrowse SupplementsBlogAuthorsAboutMethodologyFAQ
Mega 80

Mega 80

Thompson

#Multivitamin
68
Safety75
Efficacy60
Transparency68
Based on Examine, Wikipedia, and 23 other sources

Overview

This multivitamin provides a comprehensive array of vitamins and minerals. While it includes many essential nutrients, the dosing strategy is highly inconsistent, with some B vitamins provided at excessively high levels far beyond physiological needs, while key minerals are significantly underdosed. The inclusion of various 'other' ingredients at negligible amounts further dilutes the overall effectiveness for specific, research-backed benefits. Its primary function seems to be as a general nutritional insurance policy, rather than a highly effective supplement for optimized health.

The Good

Comprehensive Range of B Vitamins: Provides a wide spectrum of B vitamins essential for energy metabolism and nervous system function.

Contains Key Vitamins A, C, D, E: Includes essential fat-soluble and water-soluble vitamins important for general health, immunity, and antioxidant support.

Inclusion of Essential Minerals: Incorporates various essential minerals (though some are in low doses) critical for diverse bodily functions.

The Bad

Extremely High Doses of B Vitamins: Several B vitamins (Thiamine, Riboflavin, Vitamin B6, Pantothenic Acid) are provided at doses thousands of times the daily value, which may be unnecessarily high and could lead to imbalances or potential side effects, although usually excreted.

Very High Dose of Niacin: The 80mg dose of Niacin is 400% of the daily value and well above the amount found in foods, potentially causing uncomfortable flushing and raising concerns about long-term insulin resistance.

Potassium Concentration Not Disclosed: The amount of Potassium is listed as 5mg, but without a Daily Value percentage, it's impossible to determine if this is a meaningful amount or if it contributes significantly to the daily requirement.

Is it for you?

Best For: Individuals seeking general nutritional support, those with potential dietary deficiencies

Skip If: You require specific ingredient information, have known allergies to common supplement ingredients, or are on medication without consulting a doctor

Ingredients Analysis

Vitamin A

10000 IU

Vitamin C

250 mg

Vitamin D

600 IU

Vitamin E

80 IU

Thiamine

68 mg

Riboflavin

80 mg

Niacin

80 mg

Vitamin B6

80 mg

Folic Acid

400 mcg

Vitamin B12

80 mcg

Biotin

80 mcg

Pantothenic Acid

80 mg

Calcium

45 mg

Iron

5 mg

Phosphorus

24 mg

Iodine

150 mcg

Zinc

5 mg

Selenium

10 mcg

Copper

1 mg

Manganese

3 mg

Chromium

15 mcg

Potassium

5 mg

Inositol

8 mg

Paba

80 mg

Glutamic Acid Hydrochloride

25 mg

Mega Bioflavonoid Blend

13.5 mg

Rutin Concentrate

Hesperidin Concentrate

Citrus Bioflavonoids Concentrate

Choline Bitartrate

80 mg

Betaine Hcl

20 mg

How to Use

Typically, multivitamins are taken once daily with a meal to enhance absorption.

Frequency:

Daily

Best Time:

Morning

When:

With food

Who Should Use This

Best For:

Individuals seeking general nutritional support, those with potential dietary deficiencies

Similar Products

Vitamin D by Zarbee's Naturals Baby

Vitamin D

Zarbee's Naturals Baby

Vitamin D by ZARBEE'S®

Vitamin D

ZARBEE'S®

Vitamin D by vitl

Vitamin D

vitl

Vitamin D by Thorne Research

Vitamin D

Thorne Research

Vitamin D by BioGenesis Nutraceuticals

Vitamin D

BioGenesis Nutraceuticals

Vitamin D by Thorne

Vitamin D

Thorne

Recommended Articles

Immune Supplements & Pregnancy Safety 2025

Immune Supplements & Pregnancy Safety 2025

The safety of immune-boosting supplements during pregnancy in 2025 hinges on supplement type, dosage, and health conditions.

Top Ingredients for Healthy Weight Management

Top Ingredients for Healthy Weight Management

Dietary fiber, protein, omega-3 fatty acids, and water are crucial for managing a healthy weight.

Top Anti-Inflammatory Supplement Ingredients

Top Anti-Inflammatory Supplement Ingredients

Curcumin, omega-3 fatty acids, CBD, and Vitamin D are proven to effectively reduce chronic inflammation.

Maintain Muscle Mass with Age: Key Ingredients

Maintain Muscle Mass with Age: Key Ingredients

Adequate protein, Vitamin D, Omega-3, and the Mediterranean diet are vital for maintaining muscle mass in the elderly.