PlainVitamins

REM Zone

by Ultimate Nutrition · capsule · 30 capsules

  • On the market (NIH)
  • UPC 0 99071 87046 9
  • DSLD label 293467
  • Serving 1 capsule
  • 30 servings

REM Zone by Ultimate Nutrition lists 4 ingredients, 4 with an amount per serving of 1 capsule, such as 200 mg of 5-htp, 200 mg of L-theanine, 100 mg of GABA and 2 mg of melatonin. Its current label entered the NIH Dietary Supplement Label Database on July 18, 2023.

What is in REM Zone?

Each row as the label prints it, per serving of 1 capsule. 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).

REM Zone: Supplement Facts rows against the market (DSLD label 293467, January 2026 release)
IngredientAmount% DVAmong products listing it
5-Htpas Griffonia simplicifolia seed extract200 mg5-HTP in REM Zone against 676 products200 mg per serving; the middle half of products list 50 mg to 100 mg, the median 100 mg.200 mg

Higher than 88% of 676 products listing 5-HTP (median 100 mg).

L-Theanine200 mgTheanine in REM Zone 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).

GABA100 mgGABA in REM Zone against 744 products100 mg per serving; the middle half of products list 80 mg to 400 mg, the median 100 mg.100 mg

48% of 744 products listing GABA give more (median 100 mg).

Melatonin2 mgMelatonin in REM Zone against 1,557 products2 mg per serving; the middle half of products list 2 mg to 5 mg, the median 3 mg.2 mg

70% of 1,557 products listing melatonin give more (median 3 mg).

Source: NIH ODS Dietary Supplement Label Database, label 293467 (entered July 18, 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?

Every amount on this label with a position sits within the middle 80% of the products that list the same ingredient.

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?

The products whose ingredient lists overlap most with REM Zone's, rare ingredients counting for more.

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
Directions: Take 1 capsule 30-60 minutes before bedtime, or as recommended by a healthcare practitioner.
Warnings
Warning: Do not use if under the age of 18. Keep out of reach of children
Do not use if pregnant or nursing. Consult a healthcare professional prior to use if you have any pre-existing medical conditions, or are taking prescription (including SSRI's) or over-the-counter medications or other supplements.
Do not use with other sleep medication. Improper use of this product will not improve results and is potentially hazardous to your health. Use only as directed. If you experience adverse effects, discontinue this product immediately and consult a healthcare professional. Do not drive or operate heavy machinery while using this product. Do not use if seal is broken or missing
Allergens and what it does not contain
Gluten-free!
Storage
Protect from heat, light, and moisture Store in a cool, dry place, 15-30 degrees C (59-86 degrees F) Dispose of container within 30 days of opening

Source: label statements in DSLD label 293467.

What else is on the label?

Other ingredients: Gelatin, Microcrystalline Cellulose, Dicalcium Phosphate, Magnesium Stearate, Silica.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Certified GMP Facility Inspected FDA Facility.

How many labels does REM Zone have?

One label is on file, entered on July 18, 2023.

  1. Label 293467 (current) Entered July 18, 2023 · on the market · 30 capsules · UPC 0 99071 87046 9

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

Who makes it?

The label names Ultimate Nutrition, Inc. (distributor), Farmington, CT. All Ultimate Nutrition products.

Where next?