PlainVitamins

NutraSleep

by Source Naturals · tablet or pill · 40 tablets

  • On the market (NIH)
  • UPC 0 21078 00749 4
  • DSLD label 296114
  • Serving 2 to 4 tablets; amounts per 4 tablets
  • 10 servings

NutraSleep by Source Naturals lists 11 ingredients, 11 with an amount per serving of 4 tablets, such as 10 mg of niacinamide, 2 mg of vitamin B6, 255 mg of calcium and 434 mg of magnesium, beside 2 Nutrition Facts rows (calories, fat and the like). Its current label entered the NIH Dietary Supplement Label Database on August 23, 2023.

What is in NutraSleep?

Each row as the label prints it, per serving of 4 tablets. 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).

NutraSleep: Supplement Facts rows against the market (DSLD label 296114, January 2026 release)
IngredientAmount% DVAmong products listing it
Calories10 Calories
Total Carbohydrate1 g1%Carbohydrate in NutraSleep against 21,979 products1 g per serving; the middle half of products list 1 g to 6 g, the median 3 g.1 g

74% of 21,979 products listing carbohydrate give more (median 3 g).

Niacinamide10 mg50%Niacin in NutraSleep against 12,413 products10 mg per serving; the middle half of products list 13.2 mg to 48 mg, the median 20 mg.DV 16 mgUL 35 mg10 mg

77% of 12,413 products listing niacin give more (median 20 mg).

Vitamin B6as Pyridoxine Hydrochloride2 mg100%Vitamin B6 in NutraSleep against 15,277 products2 mg per serving; the middle half of products list 2 mg to 20 mg, the median 6 mg.DV 1.7 mgUL 100 mg2 mg

69% of 15,277 products listing vitamin B6 give more (median 6 mg).

Calciumas Calcium Carbonate, Calcium Citrate255 mg26%Calcium in NutraSleep against 17,831 products255 mg per serving; the middle half of products list 50 mg to 252 mg, the median 115 mg.DV 1,300 mgUL 2,500 mg255 mg

Higher than 75% of 17,831 products listing calcium (median 115 mg).

Magnesiumas Magnesium Citrate, Magnesium Oxide, Magnesium Taurinate434 mg109%Magnesium in NutraSleep against 14,003 products434 mg per serving; the middle half of products list 30 mg to 200 mg, the median 86 mg.UL 350 mgDV 420 mg434 mg

Higher than 95% of 14,003 products listing magnesium (median 86 mg). 1.2 times the adult UL a day.

Sodium10 mg1%Sodium in NutraSleep against 14,514 products10 mg per serving; the middle half of products list 15 mg to 142 mg, the median 55 mg.10 mg

78% of 14,514 products listing sodium give more (median 55 mg).

Taurineas Magnesium Taurinate877 mgTaurine in NutraSleep against 2,337 products877 mg per serving; the middle half of products list 110 mg to 1,000 mg, the median 500 mg.877 mg

Higher than 58% of 2,337 products listing taurine (median 500 mg).

Inositol700 mgInositol in NutraSleep against 4,042 products700 mg per serving; the middle half of products list 10 mg to 80 mg, the median 30 mg.700 mg

Higher than 96% of 4,042 products listing inositol (median 30 mg).

Gamma-Aminobutyric Acid600 mgGABA in NutraSleep against 744 products600 mg per serving; the middle half of products list 80 mg to 400 mg, the median 100 mg.600 mg

Higher than 87% of 744 products listing GABA (median 100 mg).

Skullcap250 mgSkullcap in NutraSleep against 146 products250 mg per serving; the middle half of products list 50 mg to 443.75 mg, the median 142.5 mg.250 mg

Higher than 62% of 146 products listing skullcap (median 142.5 mg).

Passionflower200 mgPassionflower in NutraSleep against 562 products200 mg per serving; the middle half of products list 40 mg to 200 mg, the median 100 mg.200 mg

Higher than 70% of 562 products listing passionflower (median 100 mg).

Valerian200 mgValerian in NutraSleep against 647 products200 mg per serving; the middle half of products list 80 mg to 450 mg, the median 200 mg.200 mg

44% of 647 products listing valerian give more (median 200 mg).

Chamomile flower extract100 mgChamomile in NutraSleep against 350 products100 mg per serving; the middle half of products list 30 mg to 150 mg, the median 75 mg.100 mg

Higher than 56% of 350 products listing chamomile (median 75 mg).

Source: NIH ODS Dietary Supplement Label Database, label 296114 (entered August 23, 2023), version 9.4.0. See the label on DSLD or its label image (PDF). 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:

  • At 1 serving a day, the most its directions give, the label lists 434 mg of magnesium, 1.2 times the adult Tolerable Upper Intake Level.
  • Its 700 mg of inositol is higher than 96% of the 4,042 inositol products that print an amount; 159 list more.

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: 2 to 4 tablets as desired 30 to 60 minutes before going to sleep.
Warnings
Note: If you are pregnant, may be come pregnant, or breastfeeding, consult your health care professional before using this product.
California Residents Proposition 65 Warning: This product contains substances known to the State of California to cause birth defects or other reproductive harm. This warning is required for exposures that exceed 1/1,000 of the level that will have no observable effect. The US Food and Drug Administration (FDA) has not advised anyone to avoid or stop taking this product. Do not use if either tamper-evident seal is broken or missing.
Keep out of the reach of children.

Source: label statements in DSLD label 296114.

What else is on the label?

Other ingredients: Stearic Acid, modified Cellulose Gum, Magnesium Stearate.

How many labels does NutraSleep have?

One label is on file, entered on August 23, 2023.

  1. Label 296114 (current) Entered August 23, 2023 · on the market · 40 tablets · UPC 0 21078 00749 4

DSLD also links this label to: Collagen Beauty Capsules (package size difference, same product).

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

Who makes it?

The label names Source Naturals, Inc. (distributor), Santa Cruz, CA. All Source Naturals products.

Where next?