PlainVitamins

Tranquil Sleep

by Natural Factors Stress-Relax · tablet or pill · 120 chewable tablets

  • On the market (NIH)
  • UPC 0 68958 02843 9
  • DSLD label 282636
  • Serving 2 tablets
  • 60 servings

Tranquil Sleep by Natural Factors Stress-Relax lists 3 ingredients, 3 with an amount per serving of 2 tablets, such as 200 mg of suntheanine L-theanine, 30 mg of 5-htp and 3 mg of melatonin, beside 3 Nutrition Facts rows (calories, fat and the like). Its current label entered the NIH Dietary Supplement Label Database on January 23, 2023.

What is in Tranquil Sleep?

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

Tranquil Sleep: Supplement Facts rows against the market (DSLD label 282636, January 2026 release)
IngredientAmount% DVAmong products listing it
Calories15 Calories
Total Carbohydrates3 g1%Carbohydrate in Tranquil Sleep against 21,979 products3 g per serving; the middle half of products list 1 g to 6 g, the median 3 g.3 g

47% of 21,979 products listing carbohydrate give more (median 3 g).

Total Sugars3 gSugar in Tranquil Sleep against 11,807 products3 g per serving; the middle half of products list 1 g to 4 g, the median 2 g.3 g

Higher than 53% of 11,807 products listing sugar (median 2 g).

Added Sugars3 g6%
Suntheanine L-Theanine200 mgTheanine in Tranquil 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).

5-Htpas Griffonia simplicifolia30 mg5-HTP in Tranquil Sleep against 676 products30 mg per serving; the middle half of products list 50 mg to 100 mg, the median 100 mg.30 mg

83% of 676 products listing 5-HTP give more (median 100 mg).

Melatonin3 mgMelatonin in Tranquil Sleep against 1,557 products3 mg per serving; the middle half of products list 2 mg to 5 mg, the median 3 mg.3 mg

38% of 1,557 products listing melatonin give more (median 3 mg).

Source: NIH ODS Dietary Supplement Label Database, label 282636 (entered January 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?

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?

5 products list 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 Usage: Chew 2 tablets at bedtime or as directed by a health professional.
Warnings
Cautions: As with any supplement, consult your health professional before use if you are pregnant, breastfeeding, or trying to conceive, or if you are taking medication or supplements with serotonergic activity (specifically those with SSRIs, MOAs, or depressant/sedative affect), have a medical condition, or anticipate a surgery.
Keep out of the reach of children.
Sealed for your protection. Do not use if seal is broken.
Allergens and what it does not contain
Contains no artificial colors, preservatives, or sweeteners; no dairy, wheat, gluten, yeast, soy, egg, fish, shellfish, animal products, salt, tree nuts, or GMOs.
Storage
For freshness, store in a cool, dry place.

Source: label statements in DSLD label 282636.

What else is on the label?

Other ingredients: Cane Sugar, Stearic Acid, Xylitol, Silica, Natural source flavors, Citric Acid, Magnesium Stearate.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): ISURA Non-GMO Mass Spec Documentation Lab tested.

How many labels does Tranquil Sleep have?

20 labels are on file under this name since June 1, 2012: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 282636 (current) Entered January 23, 2023 · on the market · 120 chewable tablets · UPC 0 68958 02843 9
  2. Label 220752 Entered May 22, 2020 · on the market · 45 enteric coated softgels · UPC 0 68958 02844 6
  3. Label 220748 Entered May 22, 2020 · off the market February 10, 2022 · 120 chewable tablets · UPC 0 68958 02843 9
  4. Label 220739 Entered May 22, 2020 · on the market · 60 chewable tablets · UPC 0 68958 02831 6
  5. Label 220732 Entered May 22, 2020 · on the market · 90 enteric coated softgels · UPC 0 68958 02830 9
  6. Label 220456 Entered May 22, 2020 · off the market April 7, 2020 · 60 chewable tablets · UPC 0 68958 02831 6
  7. Label 76680 Entered July 25, 2017 · on the market · 10 chewable tablets · UPC 0 68958 28311 1
  8. Label 75951 Entered July 25, 2017 · off the market April 7, 2020 · 45 enteric coated softgels · UPC 0 68958 02844 6
  9. Label 75948 Entered July 25, 2017 · off the market April 7, 2020 · 120 chewable tablets · UPC 0 68958 02843 9
  10. Label 75853 Entered July 25, 2017 · off the market March 11, 2019 · 60 chewable tablets · UPC 0 68958 02831 6
  11. Label 75846 Entered July 25, 2017 · off the market April 7, 2020 · 90 enteric coated softgels · UPC 0 68958 02830 9
  12. Label 51723 Entered October 22, 2015 · off the market May 6, 2017 · 45 enteric coated softgels · UPC 0 68958 02844 6
  13. Label 51722 Entered October 22, 2015 · off the market May 6, 2017 · 120 chewable tablets · UPC 0 68958 02843 9
  14. Label 51693 Entered October 22, 2015 · off the market May 6, 2017 · 60 chewable tablets · UPC 0 68958 02831 6
  15. Label 51690 Entered October 22, 2015 · off the market May 6, 2017 · 90 enteric coated softgels · UPC 0 68958 02830 9
  16. Label 36589 Entered August 26, 2014 · off the market May 6, 2017 · 10 chewable tablets · UPC 0 68958 28311 1
  17. Label 36584 Entered August 26, 2014 · off the market September 16, 2015 · 45 enteric coated softgels · UPC 0 68958 02844 6
  18. Label 36582 Entered August 26, 2014 · off the market September 16, 2015 · 120 chewable tablets · UPC 0 68958 02843 9
  19. Label 36578 Entered August 26, 2014 · off the market September 16, 2015 · 90 enteric coated softgels · UPC 0 68958 02830 9
  20. Label 8893 Entered June 1, 2012 · off the market July 15, 2014 · 90 enteric coated softgels · UPC 0 68958 02830 9

DSLD also links this label to: Tranquil Sleep Advanced Fast Acting Formula 5-HTP, Suntheanine & Melatonin (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 Natural Factors Canada (manufacturer). All Natural Factors Stress-Relax products.

Where next?