PlainVitamins

Alteril All Natural Sleep Aid with L-Tryptophan

by Alteril · softgel capsule · 60 softgels

  • On the market (NIH)
  • DSLD label 248477
  • Serving 2 softgels
  • 30 servings

Alteril All Natural Sleep Aid with L-Tryptophan by Alteril lists 4 ingredients, 2 with an amount per serving of 2 softgels, such as 200 mg of L-tryptophan and 4 mg of melatonin; 2 sit inside a blend without their own amounts. Its current label entered the NIH Dietary Supplement Label Database on July 27, 2021.

What is in Alteril All Natural Sleep Aid with L-Tryptophan?

Each row as the label prints it, per serving of 2 softgels. 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).

Alteril All Natural Sleep Aid with L-Tryptophan: Supplement Facts rows against the market (DSLD label 248477, January 2026 release)
IngredientAmount% DVAmong products listing it
L-Tryptophan200 mgTryptophan in Alteril All Natural Sleep Aid with L-Tryptophan against 605 products200 mg per serving; the middle half of products list 55 mg to 471 mg, the median 123 mg.200 mg

Higher than 54% of 605 products listing tryptophan (median 123 mg).

Melatonin4 mgMelatonin in Alteril All Natural Sleep Aid with L-Tryptophan against 1,557 products4 mg per serving; the middle half of products list 2 mg to 5 mg, the median 3 mg.4 mg

Higher than 63% of 1,557 products listing melatonin (median 3 mg).

Proprietary Blend60 mg
Valerian extractin the blend, no amount given
Chamomile extractin the blend, no amount given

Source: NIH ODS Dietary Supplement Label Database, label 248477 (entered July 27, 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?

Every amount on this label with a position sits within the middle 80% of the products that list the same ingredient; 2 ingredients sit inside a blend, so their amounts cannot be compared.

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 Alteril All Natural Sleep Aid with L-Tryptophan'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
Suggested use: For adults, take two (2) softgels with an 8 oz glass of water one hour before bedtime.
Warnings
Allergen warning: Contains soy.
Keep out of reach of children.
Do not use if blister unit is broken.
Adverse events may be reported to the domestic address and/or phone number on this label.
Warning: This product is not designed or intended to be used by persons under 18 years of age.
Do not use if pregnant, lactating or nursing. Consult a physician or licensed qualified healthcare professional before using this product if you are being treated or diagnosed with any medical conditions, or if you are using any other dietary supplement, prescription drug, or over-the-counter drug.
Do not exceed recommended serving; exceeding may cause serious adverse health effects. Seek medical attention if any unusual symptoms occur. Do not use in conjunction with alcoholic beverages, when driving or if you are experiencing long term sleep difficulties.
Storage
Store in a cool dry place.

Source: label statements in DSLD label 248477.

What else is on the label?

Other ingredients: Rice Bran Oil, Gelatin, Medium Chain Triglycerides, Glycerin, purified Water, yellow Beeswax, Sunflower Lecithin, Titanium Dioxide, FD&C Yellow #5, Maltodextrin, Silicon Dioxide.

How many labels does Alteril All Natural Sleep Aid with L-Tryptophan have?

2 labels are on file under this name since June 23, 2021: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 248477 (current) Entered July 27, 2021 · on the market · 60 softgels
  2. Label 250695 Entered June 23, 2021 · on the market · 30 softgels

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

Who makes it?

The label names Global Product Management, Inc. (distributor), Monrovia, CA. All Alteril products.

Where next?