PlainVitamins

Sleep

by youtheory · powder · 4.58 ounces

  • On the market (NIH)
  • UPC 8 53244 00395 1
  • DSLD label 257015
  • Serving 4.34 g (One Scoop)
  • 30 servings

Sleep by youtheory lists 6 ingredients, 6 with an amount per serving of 4.34 g, such as 100 mg of magnesium, 3,000 mg of L-glycine, 250 mg of L-tryptophan and 200 mg of L-theanine. Its current label entered the NIH Dietary Supplement Label Database on December 18, 2021.

What is in Sleep?

Each row as the label prints it, per serving of 4.34 g. 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).

Sleep: Supplement Facts rows against the market (DSLD label 257015, January 2026 release)
IngredientAmount% DVAmong products listing it
Magnesiumas Magnesium Citrate100 mg20%Magnesium in Sleep against 14,003 products100 mg per serving; the middle half of products list 30 mg to 200 mg, the median 86 mg.UL 350 mgDV 420 mg100 mg

Higher than 51% of 14,003 products listing magnesium (median 86 mg).

L-Glycine3,000 mgGlycine in Sleep against 1,078 products3,000 mg per serving; the middle half of products list 100 mg to 846 mg, the median 300 mg.3,000 mg

Higher than 94% of 1,078 products listing glycine (median 300 mg).

L-Tryptophan250 mgTryptophan in Sleep against 605 products250 mg per serving; the middle half of products list 55 mg to 471 mg, the median 123 mg.250 mg

Higher than 60% of 605 products listing tryptophan (median 123 mg).

L-Theanine200 mgTheanine in Sleep against 1,602 products200 mg per serving; the middle half of products list 90 mg to 200 mg, the median 100 mg.200 mg

Higher than 61% of 1,602 products listing theanine (median 100 mg).

L-5-Hydroxytryptophan100 mg5-HTP in Sleep against 676 products100 mg per serving; the middle half of products list 50 mg to 100 mg, the median 100 mg.100 mg

18% of 676 products listing 5-HTP give more (median 100 mg).

Melatonin1 mgMelatonin in Sleep against 1,557 products1 mg per serving; the middle half of products list 2 mg to 5 mg, the median 3 mg.1 mg

80% of 1,557 products listing melatonin give more (median 3 mg).

Source: NIH ODS Dietary Supplement Label Database, label 257015 (entered December 18, 2021), 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 3,000 mg of L-glycine (filed by NIH under glycine) is higher than 94% of the 1,078 glycine products that print an amount; 24 list more.
  • 80% of the 1,557 products that print an amount of melatonin list more than its 1 mg of melatonin (median 3 mg).

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 use: (Adults) Mix one (1) level scoop with warm water, juice or tea 30 minutes before bedtime.
Usage Warnings: Use only at bedtime.
Warnings
This product is manufactured in a facility that processes fish extracts.
Do not use with antidepressant drugs, alcoholic beverages, when driving a vehicle, or while operating machinery. Check with your doctor before using this product if you are taking medication or have any medical conditions. Do not use if you are pregnant or nursing.
Do not exceed the recommended daily intake.
Not intended for persons under 18. Keep out of reach of children.

Source: label statements in DSLD label 257015.

What else is on the label?

Other ingredients: natural Lemon-Lime flavor, Silicon Dioxide, Xanthan Gum.

How many labels does Sleep have?

One label is on file, entered on December 18, 2021.

  1. Label 257015 (current) Entered December 18, 2021 · on the market · 4.58 ounces · UPC 8 53244 00395 1

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

Who makes it?

The label names Nutrawise (manufacturer), Irvine, CA, U.S.A.. All youtheory products.

Where next?