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Supplements: F

Verify with NIH DSLD →

2,327 supplements starting with "F"

Showing 401–450 of 2,327

Product Ingredients
FeroSul 220 mg 12
FeroSul Green 18
FeroSul Red 17
Ferrasorb Off-market 11
Ferrasorb 10
Ferrets Iron Supplement 325 mg 10
Ferretts Chewable Iron Supplement 18 mg Natural Lemon-Lime Flavor Off-market 10
Ferretts IPS Iron Supplement Capsules 18 mg 4
Ferretts IPS Liquid Iron Supplement Black Cherry Flavor 11
Ferretts IPS Liquid Iron Supplement Strawberry Flavor Off-market 10
Ferretts Iron Supplement Off-market 10
Ferrex 150 Off-market 14
Ferrex 150 Plus Capsules Off-market 15
Ferrex-150 14
Ferric X-150 Off-market 13
Ferritin 5
Ferritin Bioavailable Iron 5 mg Off-market 6
Ferritin High Absorption Iron 7
Ferritin+ 5
Ferrmented Black Garlic 250 mg 6
Ferro-C Off-market 17
Ferrochel Iron Chelate 4
Ferrochel Iron Chelate 36 mg Off-market 4
Ferrochel Select Off-market 5
Ferrocite Tablets 13
Ferrogen 23
Ferronate Off-market 13
Ferronyl Tablets Off-market 6
Ferronyl with Vitamin C Off-market 15
FerroSolve 4
Ferrous Fumarate Off-market 2
Ferrous Gluconate 2
Ferrous Gluconate 17
Ferrous Gluconate Off-market 2
Ferrous Gluconate 12
Ferrous Gluconate 12
Ferrous Gluconate Off-market 2
Ferrous Gluconate 12
Ferrous Gluconate 240 mg Off-market 12
Ferrous Gluconate 28 mg Iron Off-market 6
Ferrous Gluconate Tablets, USP 324 mg 13
Ferrous Sulfate 18
Ferrous Sulfate Off-market 5
Ferrous Sulfate 5
Ferrous Sulfate 11
Ferrous Sulfate 28 mg Iron 6
Ferrous Sulfate 325 mg 18
Ferrous Sulfate 325 mg 16
Ferrous Sulfate 325 mg 14
Ferrous Sulfate 325 mg 14

Letter "F" cohort across the 26-letter alphabet

Counts of products per letter. Letter "F" sits within 2327 entries.

products
Source NIH Dietary Supplement Label Database (DSLD) As of 2026

Top 10 letters by total product count

Letters with the most product entries, selecting a letter narrows the directory.

products
Source NIH Dietary Supplement Label Database (DSLD) As of 2026

Bottom 10 letters by total product count

Less-populated letters, useful for spotting niche-named brands.

products
Source NIH Dietary Supplement Label Database (DSLD) As of 2026

Why an alphabetical letter index?

The alphabetical browse exists because most casual searches start from a known product or brand name. If you remember the bottle in your cabinet starts with "F", this is the fastest way to scan all matching products in the NIH Dietary Supplement Label Database (DSLD). The full directory contains 2,327 products under "F", sortable by name, newest entry, or brand. For comparing products within a category (vitamin D, fish oil, multivitamins), use the type-filtered listing instead. For brand-level analysis, jump to the brands directory.

Per-product detail pages show the declared ingredient list, serving size, market status, and Daily Value (DV) percentages, when those values were submitted to the NIH on the original label filing. Many DSLD records include only structural ingredient lists without the per-row Supplement Facts panel; in those cases the detail page renders "Not disclosed on label" rather than a fabricated estimate. Editorial commentary and ingredient context is compiled by our editorial process. Inclusion in the directory is a label record, not an FDA endorsement, quality verification, or clinical efficacy claim. Always verify amounts on the physical label and consult a healthcare provider before starting any supplement, particularly if pregnant, nursing, taking prescription medication, or managing a medical condition.

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.