Fe-Zyme

by Biotics Research Corporation · tablet or pill · 100 tablets

  • On the market (NIH)
  • DSLD label 21687
  • Serving 1 tablet

Fe-Zyme by Biotics Research Corporation lists 4 ingredients, 4 with an amount per serving of 1 tablet, such as 5 mcg of vitamin B12, 25 mg of iron, 8 mg of zinc and 2 mg of copper. Its current label entered the NIH Dietary Supplement Label Database on May 24, 2013.

What is in Fe-Zyme?

Each row as the label prints it, per serving of 1 tablet. 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).

Fe-Zyme: Supplement Facts rows against the market (DSLD label 21687, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin B12as MethylcobalaminVitamin B12 (Form: as Methylcobalamin)5 mcg83%Vitamin B12 in Fe-Zyme against 14,425 products5 mcg per serving; the middle half of products list 6 mcg to 200 mcg, the median 36 mcg.DV 2.4 mcg5 mcg

84% of 14,425 products listing vitamin B12 give more (median 36 mcg).

Ironas Ferrous GluconateIron (Form: as Ferrous Gluconate)25 mg139%Iron in Fe-Zyme against 6,910 products25 mg per serving; the middle half of products list 1.2 mg to 18 mg, the median 5 mg.DV 18 mgUL 45 mg25 mg

Higher than 87% of 6,910 products listing iron (median 5 mg).

Zincas Zinc Citrate, Zinc GluconateZinc (Form: as zinc gluconate, and zinc citrate)8 mg53%Zinc in Fe-Zyme against 13,186 products8 mg per serving; the middle half of products list 5 mg to 15 mg, the median 11 mg.DV 11 mgUL 40 mg8 mg

60% of 13,186 products listing zinc give more (median 11 mg).

Copperas Copper Citrate, Copper GluconateCopper (Form: as copper gluconate, and copper citrate)2 mg100%Copper in Fe-Zyme against 6,468 products2 mg per serving; the middle half of products list 0.5 mg to 2 mg, the median 1 mg.DV 0.9 mgUL 10 mg2 mg

Higher than 66% of 6,468 products listing copper (median 1 mg).

Source: NIH ODS Dietary Supplement Label Database, label 21687 (entered May 24, 2013), 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?

Every amount on this label with a position sits within the middle 80% of the products that list the same ingredient.

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.

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
RECOMMENDATION: One (1) tablet each day as a dietary supplement or as otherwise directed by a healthcare professional.
Warnings
WARNING: Accidental overdose of iron-containing products is a leading cause of 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
Storage
Store in a cool, dry area.

Source: label statements in DSLD label 21687.

What else is on the label?

Other ingredients: Ascorbic Acid, vegetable culture, Stearic Acid, Cellulose, modified Cellulose Gum, Magnesium Stearate, Food Glaze.

How many labels does Fe-Zyme have?

One label is on file, entered on May 24, 2013.

  1. Label 21687 (current) Entered May 24, 2013 · on the market · 100 tablets

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

Who makes it?

The label names BIOTICS RESEARCH CORP. (manufacturer), Rosenberg, Texas, 77471. All Biotics Research Corporation products.

Where next?