PlainVitamins

Mega-Min

by Douglas Laboratories · tablet or pill · 60 tablets

  • On the market (NIH)
  • UPC 3 10539 79996 3
  • DSLD label 56041
  • Serving 2 tablets
  • 30 servings

Mega-Min by Douglas Laboratories lists 13 ingredients, 13 with an amount per serving of 2 tablets, such as 400 IU (10 mcg) of vitamin D3, 1,000 mg of calcium, 30 mg of iron and 150 mcg of iodine. Its current label entered the NIH Dietary Supplement Label Database on February 23, 2016.

What is in Mega-Min?

Each row as the label prints it, per serving of 2 tablets. The capsule beside an amount places it among every product in the NIH database that lists the same ingredient: the bar is the middle half of their amounts, the line in it the median, the whiskers the 10th and 90th percentiles; the green tick is the FDA Daily Value and the red dashed tick the adult upper limit (IOM).

Mega-Min: Supplement Facts rows against the market (DSLD label 56041, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin D3400 IU (10 mcg)100%Vitamin D in Mega-Min against 14,175 products10 mcg per serving; the middle half of products list 10 mcg to 25 mcg, the median 15 mcg.DV 20 mcgUL 100 mcg10 mcg

57% of 14,175 products listing vitamin D give more (median 15 mcg).

Calciumas Calcium CarbonateCalcium (Form: from Calcium Carbonate)1,000 mg100%Calcium in Mega-Min against 17,831 products1,000 mg per serving; the middle half of products list 50 mg to 252 mg, the median 115 mg.DV 1,300 mgUL 2,500 mg1,000 mg

Higher than 95% of 17,831 products listing calcium (median 115 mg).

Ironas FerronylIron (Form: from Ferronyl (Form: as Iron Carbonyl))30 mg167%Iron in Mega-Min against 6,910 products30 mg per serving; the middle half of products list 1.2 mg to 18 mg, the median 5 mg.DV 18 mgUL 45 mg30 mg

Higher than 94% of 6,910 products listing iron (median 5 mg).

Iodineas KelpIodine (Form: from Kelp)150 mcg100%Iodine in Mega-Min against 6,382 products150 mcg per serving; the middle half of products list 75 mcg to 150 mcg, the median 150 mcg.DV 150 mcgUL 1,100 mcg150 mcg

15% of 6,382 products listing iodine give more (median 150 mcg).

Magnesiumas Magnesium OxideMagnesium (Form: from Magnesium Oxide)500 mg125%Magnesium in Mega-Min against 14,003 products500 mg per serving; the middle half of products list 30 mg to 200 mg, the median 86 mg.UL 350 mgDV 420 mg500 mg

Higher than 96% of 14,003 products listing magnesium (median 86 mg). 1.4 times the adult UL a day.

Zincas Zinc OxideZinc (Form: from Zinc Oxide)22.5 mg150%Zinc in Mega-Min against 13,186 products22.5 mg per serving; the middle half of products list 5 mg to 15 mg, the median 11 mg.DV 11 mgUL 40 mg22.5 mg

Higher than 83% of 13,186 products listing zinc (median 11 mg).

Seleniumas Selenium Krebs Cycle ChelateSelenium (Form: from Selenium Krebs Complex (Form: Krebs Complex = Selenium Citrate, Selenium Fumarate, Selenium Malate, Selenium Glutarate, and Selenium Succinate))100 mcg143%Selenium in Mega-Min against 7,658 products100 mcg per serving; the middle half of products list 27 mcg to 100 mcg, the median 55 mcg.DV 55 mcgUL 400 mcg100 mcg

Higher than 65% of 7,658 products listing selenium (median 55 mcg).

Copperas Copper ChelateCopper (Form: from Copper Chelate)3 mg150%Copper in Mega-Min against 6,468 products3 mg per serving; the middle half of products list 0.5 mg to 2 mg, the median 1 mg.DV 0.9 mgUL 10 mg3 mg

Higher than 96% of 6,468 products listing copper (median 1 mg).

Manganeseas Manganese SulfateManganese (Form: from Manganese Sulfate)10 mg500%Manganese in Mega-Min against 7,016 products10 mg per serving; the middle half of products list 1 mg to 3.92 mg, the median 2 mg.DV 2.3 mgUL 11 mg10 mg

Higher than 93% of 7,016 products listing manganese (median 2 mg).

Chromiumas Chromium ChelateChromium (Form: from Chromium Chelate)200 mcg167%Chromium in Mega-Min against 7,825 products200 mcg per serving; the middle half of products list 45 mcg to 200 mcg, the median 100 mcg.DV 35 mcg200 mcg

Higher than 72% of 7,825 products listing chromium (median 100 mcg).

Potassiumas Potassium ChloridePotassium (Form: from Potassium Chloride)95 mg2%Potassium in Mega-Min against 11,614 products95 mg per serving; the middle half of products list 50 mg to 190 mg, the median 99 mg.DV 4,700 mg95 mg

54% of 11,614 products listing potassium give more (median 99 mg).

Betaine HCl100 mgBetaine Hydrochloride in Mega-Min against 914 products100 mg per serving; the middle half of products list 25 mg to 178 mg, the median 50 mg.100 mg

Higher than 60% of 914 products listing betaine hydrochloride (median 50 mg).

Glutamic Acid100 mgGlutamic Acid in Mega-Min against 697 products100 mg per serving; the middle half of products list 25 mg to 364 mg, the median 80 mg.100 mg

Higher than 52% of 697 products listing glutamic acid (median 80 mg).

Source: NIH ODS Dietary Supplement Label Database, label 56041 (entered February 23, 2016), version 9.4.0. See the label on DSLD. Amounts are what the maker printed; DSLD does not test products. Daily Values: the FDA's Daily Value page.

Is that a lot?

The rows in the top or bottom tenth of the products that list the same ingredient, and any above the adult upper limit at the most servings a day the directions give:

  • Its 1,000 mg of calcium is higher than 95% of the 17,831 calcium products that print an amount; 314 list more.
  • Its 30 mg of iron is higher than 94% of the 6,910 iron products that print an amount; 311 list more.
  • At 1 serving a day, the most its directions give, the label lists 500 mg of magnesium, 1.4 times the adult Tolerable Upper Intake Level.
  • Its 3 mg of copper is higher than 96% of the 6,468 copper products that print an amount; 110 list more.
  • Its 10 mg of manganese is higher than 93% of the 7,016 manganese products that print an amount; 228 list more.

The NIH database records one serving a day from the label's directions; its % Daily Values are for adults and children 4 or more years of age. The directions as printed are further down this page.

The Tolerable Upper Intake Level is the most of a nutrient per day, from food, water and supplements together, that is likely to pose no risk for almost all adults (Institute of Medicine, 2011). It does not apply under medical supervision. This page compares labels; it is not medical advice.

Sources: amounts from the DSLD label; Daily Values from 21 CFR 101.9(c)(8)(iv); adult upper limits from the Institute of Medicine's DRI summary tables (2011). How positions are computed.

Which products have the closest formulas?

1 product lists the very same ingredients; the nearest amounts come first.

Source: ingredient lists of every product's current label in DSLD (version 9.4.0); similarity weights each shared ingredient by how rare it is.

What does the label say about taking it?

Quoted from the label as DSLD transcribed it: the maker's words, including any claim about what the product does, which the FDA has not evaluated and PlainVitamins does not endorse.

Directions
Suggested Usage: As a dietary supplement, adults take 2 tablets daily or as directed by your healthcare professional.
Warnings
WARNING: Accidental overdose of iron-containing products is a leading cause of fatal poisoning in children under 6. Keep this product out of reach of children. In case of accidental overdose, call a doctor or poison control center immediately.
KEEP OUT OF REACH OF CHILDREN.
Tamper resistant package, do not use if outer seal is missing.
Allergens and what it does not contain
This product contains NO yeast, wheat, gluten, soy protein, milk/dairy, corn, sodium, sugar, starch, artificial coloring, preservatives or flavoring.
Storage
For optimal storage conditions, store in a cool, dry place. (59(0) - 77(0)F/15(0) - 25(0)C) (35-65% relative humidity)

Source: label statements in DSLD label 56041.

What else is on the label?

Other ingredients: Cellulose, Carboxymethylcellulose, Stearic Acid, Vegetable Stearate, Silica.

How many labels does Mega-Min have?

4 labels are on file under this name since February 23, 2012: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 56041 (current) Entered February 23, 2016 · on the market · 60 tablets · UPC 3 10539 79996 3
  2. Label 30681 Entered February 26, 2014 · off the market December 15, 2015 · 60 tablets · UPC 3 10539 79996 3
  3. Label 9418 Entered June 25, 2012 · off the market July 31, 2013 · 60 tablets · UPC 3 10539 79996 3
  4. Label 5319 Entered February 23, 2012 · off the market January 20, 2012 · 60 tablets · UPC 3 10539 79996 3

Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).

Who makes it?

The label names Douglas Laboratories (manufacturer), Pittsburgh, PA. All Douglas Laboratories products.

Where next?