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Rugby · Mineral supplement

Ferrous Sulfate Liquid

8 ingredients on file in the NIH Dietary Supplement Label Database, top 52% by ingredient count. Currently on-market in the U.S.

8
Ingredients
Top 52%
By ingredient count
3
Nutrient categories
On Market by Rugby Verify with NIH DSLD → · FDA overview →

Ferrous Sulfate Liquid is a mineral supplement by Rugby in liquid form, listing 8 ingredients in the NIH Dietary Supplement Label Database (DSLD), maintained by the Office of Dietary Supplements at the National Institutes of Health. Currently listed as on-market. Daily Value percentages shown below are based on FDA reference daily intake amounts for adults.

Product Details

Form
Liquid
Database Entry Date
2019-04-25
Ingredients
8

Supplement Facts (8 Ingredients)

Calories
Calories
Amount
Not disclosed on label
% DV
Not reported
Total Carbohydrates
Carbohydrate
Amount
Not disclosed on label
% DV
Not reported
Sugar
Sugar
Amount
Not disclosed on label
% DV
Not reported
Sodium
Sodium
Amount
Not disclosed on label
% DV
Not reported
Iron
Iron
Amount
Not disclosed on label
% DV
Not reported
purified Water
Water
Amount
Not disclosed on label
% DV
Not reported
Corn Syrup
Corn Syrup
Amount
Not disclosed on label
% DV
Not reported
Contains less than 2% of the following:
Header
Amount
Not disclosed on label
% DV
Not reported

How does Ferrous Sulfate Liquid compare?

Ingredients listed on each label, against the mineral category average of 6.5. Data from the NIH DSLD.

Ferrous Sulfate Liquid8
100% Casein Vanilla Cream23
Mineral average6.5

Ferrous Sulfate Liquid lists 15 ingredients fewer than 100% Casein Vanilla Cream. That is 2 above the mineral average.

What the Label Data Shows

According to NIH DSLD label rows, Ferrous Sulfate Liquid sits in the top 52% of products with a countable formula by declared ingredient count.

Ferrous Sulfate Liquid is cataloged in the NIH Dietary Supplement Label Database (DSLD) as a mineral supplement built from 8 ingredients from Rugby, sold in liquid form. These ingredients span 3 nutrient categories, other, sugar, mineral, reflecting a multi-component formula rather than a single-nutrient product.

Across a broader 8-ingredient formula, 8 of 8 lack a percentage Daily Value in the available source record, leaving their regulatory reference status unspecified on this page.

Availability status shapes how this label record is best used. This product is currently listed as on-market in the DSLD, with its label first entered into the database on 2019-04-25. An on-market listing means the product is currently sold in the United States; the DSLD catalogs the label as submitted but does not independently verify the claims or evaluate safety or efficacy.

About the DSLD database

The DSLD is a label database, not an FDA approval list, under the 1994 DSHEA framework, dietary supplements do not require pre-market approval, and label information reflects what manufacturers self-declare rather than independent laboratory verification. This page presents factual label data for reference only and is not medical advice; consult a licensed healthcare provider before making decisions about any supplement.

Source: NIH Office of Dietary Supplements, Dietary Supplement Label Database (DSLD) Supplement label data for Ferrous Sulfate Liquid: ingredients, % Daily Value, market status, brand · 2026 DSLD captures manufacturer-self-declared label information; the NIH does not verify accuracy or evaluate safety/efficacy. Dietary supplements are regulated under DSHEA 1994, no pre-market FDA approval is required.

Nationwide supplements with similar label profiles

Two DSLD-derived peer sets for Ferrous Sulfate Liquid, both outside the Rugby brand so the neighborhoods are not catalog containment (the same-type Nearby block above stays type-local).

Similar ingredient count

Nearest cross-brand formulas by declared ingredient count (8 here).

B12 5,000 Liquid · Pure Encapsulations 8 ing. Folate 666 mcg DFE (Metafolin 400 mcg) · Solgar 8 ing. Folate 1,333 mcg DFE (Metafolin 800 mcg) · Solgar 8 ing. Sublingual Methylcobalamin (Vitamon B12) 5000 mcg · Solgar 8 ing. Folate 1000 mcg (Metafolin 1,000 mcg) · Solgar 8 ing. Super Konjac Diet · Bio Nutrition 8 ing. Neurolytes · Classified Nutrition 8 ing. Niacin 500 mg · Major 8 ing.

Similar Liquid peers

Nearest same-form formulas from other brands.

Liquid Electrolytes Unflavored · BodyTech 8 ing. Absolute Goji Certified Organic Pure Goji Juice · California Academy of Health 8 ing. Aloe Vera Gel · Swanson Premium Brand 8 ing. Baby DHA Drops Unflavored · GNC Milestones 8 ing. Vitamin C Orange Flavor · BIOVEA 8 ing. Smart Catch for Teens Natural Orange Flavor · Carlson 8 ing. Shot-O-B12 5000 mcg Spray Natural Cherry · Nature's Plus 8 ing. B-12 Essential Trio · Mt. Angel Vitamins 8 ing.

Ingredient Breakdown by Category

other
3
Calories, purified Water, Contains less than 2% of the following:
sugar
3
Total Carbohydrates, Sugar, Corn Syrup
mineral
2
Sodium, Iron

Daily Value Coverage

0
Above 100% DV
0
Below 100% DV
8
%DV not reported in source

Frequently Asked Questions

What ingredients are in Ferrous Sulfate Liquid? ▼
Ferrous Sulfate Liquid contains 8 ingredients. By declared ingredient count it sits in the top 52% of DSLD products PlainVitamins places. Ingredients span 3 categories: other, sugar, mineral.
Who manufactures Ferrous Sulfate Liquid? ▼
Ferrous Sulfate Liquid is currently manufactured by Rugby. It is classified as a Mineral supplement in liquid form.
Is Ferrous Sulfate Liquid still available for purchase? ▼
Yes, Ferrous Sulfate Liquid is currently listed as on-market in the NIH DSLD database.
What is the serving size of Ferrous Sulfate Liquid? ▼
The serving size is not specified.
What type of supplement is Ferrous Sulfate Liquid? ▼
Ferrous Sulfate Liquid is classified as a "Mineral" supplement in the NIH database. This category includes products primarily composed of mineral ingredients. Across the full DSLD catalog, products fall into 9 possible categories: Vitamin, Mineral, Botanical, Amino Acid & Protein, Non-Nutrient, Fat & Fatty Acid, Multi-Vitamin & Mineral, Botanical with Nutrients, and Other Combinations.
Data Sources & Methodology

Data as of 2025. Source: NIH Office of Dietary Supplements, Dietary Supplement Label Database (DSLD).

Supplement label data sourced from the Source: NIH Dietary Supplement Label Database (DSLD), maintained by the Office of Dietary Supplements at the National Institutes of Health. The DSLD contains label information from dietary supplement products marketed in the United States.

Daily Value (DV) percentages are based on Source: FDA 21 CFR 101.9 Reference Daily Intake (RDI) values for adults. Products marked "Off Market" may no longer be available for purchase but their label data remains in the database for reference.

Disclaimer, Not Medical Advice

Label data from the Source: NIH Dietary Supplement Label Database (DSLD). This information is for educational and reference purposes only and does not constitute medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider before starting, stopping, or combining any dietary supplement, especially if you are pregnant, nursing, take prescription medication, or have a medical condition.

Read our methodology , how this data is sourced, computed, and verified.

Every figure on PlainVitamins is rendered directly from the NIH Dietary Supplement Label Database (DSLD), no number is typed in by an editor. This page draws directly on the NIH DSLD, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.