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Supplements: S

Verify with NIH DSLD →

4,715 supplements starting with "S"

Showing 1,851–1,900 of 4,715

Product Ingredients
Sleep NutriPowder 15
Sleep Optimizer Off-market 9
Sleep Perfect 11
Sleep Performance Shot 28
Sleep Plus 9
Sleep Probiotic 22
Sleep Relax Formula Off-market 8
Sleep Relief 21
Sleep Response 10
Sleep Rx 17
Sleep Select 19
Sleep Sheets Honey Dreams Off-market 12
Sleep Solve 24/7 Off-market 13
Sleep Soundly 13
Sleep Soundly Advanced 15
Sleep SR 11
Sleep Strawberry Lemon 19
Sleep Support 15
Sleep Support Off-market 20
Sleep Support Off-market 14
Sleep Support 13
Sleep Support Off-market 10
Sleep Support 12
Sleep Support 9
Sleep Support 27
Sleep Support 12
Sleep Support 10
Sleep Support Alcohol Free 7
Sleep Support Gummies Strawberry Flavor 16
Sleep Support Gummies Strawberry Flavored 16
Sleep Support Sugar Free 8
Sleep Support Sugar Free Alcohol Free 7
Sleep Support with Melatonin 1.5 mg Natural Raspberry Flavor Off-market 20
Sleep Tight Off-market 12
Sleep Tight 11
Sleep Tight Liquid Melatonin 3 mg Berry Flavour! 7
Sleep Tight Melatonin 1 mg 5
Sleep Tight Melatonin 3 mg 5
Sleep Tight Spray Citrus Flavored Off-market 9
Sleep Tonight Off-market 19
Sleep tonight Melatonin Drops Cherry Flavored Off-market 16
Sleep Tonight! Off-market 18
Sleep Valerian Root Extract Off-market 7
Sleep Well Off-market 15
Sleep Well 8
Sleep Well All Natural Sleep Aid Off-market 16
Sleep Well Berry Flavored Off-market 18
Sleep Well Gummy Berry Flavored 18
Sleep Well Manuka Honey 4
Sleep Well Spray 10

Letter "S" cohort across the 26-letter alphabet

Counts of products per letter. Letter "S" sits within 4715 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 "S", this is the fastest way to scan all matching products in the NIH Dietary Supplement Label Database (DSLD). The full directory contains 4,715 products under "S", 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.