PlainVitamins

Optimal Sleep II

by Seeking Health · capsule · 60 vegetarian capsules

  • On the market (NIH)
  • UPC 8 10007 52167 1
  • DSLD label 322695
  • Serving 2 capsules
  • 30 servings

Optimal Sleep II by Seeking Health lists 10 ingredients, 10 with an amount per serving of 2 capsules, such as 5 mg of thiamine, 5 mg of riboflavin, 15 mg of niacin and 5 mg of vitamin B6. Its current label entered the NIH Dietary Supplement Label Database on December 21, 2024.

What is in Optimal Sleep II?

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

Optimal Sleep II: Supplement Facts rows against the market (DSLD label 322695, January 2026 release)
IngredientAmount% DVAmong products listing it
Thiamineas Thiamine Hydrochloride5 mg417%Thiamin in Optimal Sleep II against 9,830 products5 mg per serving; the middle half of products list 1.5 mg to 25 mg, the median 5 mg.DV 1.2 mg5 mg

46% of 9,830 products listing thiamin give more (median 5 mg).

Riboflavinas Riboflavin 5'-Phosphate Sodium5 mg385%Riboflavin in Optimal Sleep II against 9,824 products5 mg per serving; the middle half of products list 1.7 mg to 25 mg, the median 4 mg.DV 1.3 mg5 mg

Higher than 51% of 9,824 products listing riboflavin (median 4 mg).

Niacin15 mg94%Niacin in Optimal Sleep II against 12,413 products15 mg per serving; the middle half of products list 13.2 mg to 48 mg, the median 20 mg.DV 16 mgUL 35 mg15 mg

71% of 12,413 products listing niacin give more (median 20 mg).

Vitamin B6as Pyridoxal 5-Phosphate5 mg294%Vitamin B6 in Optimal Sleep II against 15,277 products5 mg per serving; the middle half of products list 2 mg to 20 mg, the median 6 mg.DV 1.7 mgUL 100 mg5 mg

51% of 15,277 products listing vitamin B6 give more (median 6 mg).

Magnesiumas Albion Dimagnesium Malate, Magnesium Acetyl Taurine125 mg30%Magnesium in Optimal Sleep II against 14,003 products125 mg per serving; the middle half of products list 30 mg to 200 mg, the median 86 mg.UL 350 mgDV 420 mg125 mg

Higher than 66% of 14,003 products listing magnesium (median 86 mg).

Zincas Albion Zinc Bisglycinate Chelate7 mg64%Zinc in Optimal Sleep II against 13,186 products7 mg per serving; the middle half of products list 5 mg to 15 mg, the median 11 mg.DV 11 mgUL 40 mg7 mg

68% of 13,186 products listing zinc give more (median 11 mg).

L-Ornithine Hydrochloride160 mgOrnithine in Optimal Sleep II against 258 products160 mg per serving; the middle half of products list 100 mg to 900 mg, the median 400 mg.160 mg

70% of 258 products listing ornithine give more (median 400 mg).

Ksm-66as Ashwagandha Root Extract5% total withanolides125 mgAshwagandha in Optimal Sleep II against 1,646 products125 mg per serving; the middle half of products list 125 mg to 500 mg, the median 250 mg.125 mg

66% of 1,646 products listing ashwagandha give more (median 250 mg).

Phosphatidylserine25 mgPhosphatidylserine in Optimal Sleep II against 641 products25 mg per serving; the middle half of products list 50 mg to 150 mg, the median 100 mg.25 mg

82% of 641 products listing phosphatidylserine give more (median 100 mg).

Lithiumas Lithium Orotate2.5 mgLithium in Optimal Sleep II against 109 products2.5 mg per serving; the middle half of products list 0.25 mg to 5 mg, the median 1.5 mg.2.5 mg

Higher than 56% of 109 products listing lithium (median 1.5 mg).

Source: NIH ODS Dietary Supplement Label Database, label 322695 (entered December 21, 2024), 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 Optimal Sleep II'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: Take 2 capsules away from food 30 minutes prior to bedtime, or use as directed by your healthcare professional.
Warnings
Children and pregnant or lactating women should consult their healthcare professional prior to use. Storage: Keep closed in a cool, dry place out of reach of children.
Children and pregnant or lactating women should consult their healthcare professional prior to use.
Do not use if tamper seal is damaged.
Allergens and what it does not contain
Does not contain: Milk, eggs, fish, shellfish, tree nuts, peanuts, wheat, soy, gluten, GMO, artificial colors, or artificial flavors.
Free of 5-HTP
Storage
Storage: Keep closed in a cool, dry place out of reach of children.

Source: label statements in DSLD label 322695.

What else is on the label?

Other ingredients: Hypromellose, Water, Ascorbyl Palmitate.

How many labels does Optimal Sleep II have?

One label is on file, entered on December 21, 2024.

  1. Label 322695 (current) Entered December 21, 2024 · on the market · 60 vegetarian capsules · UPC 8 10007 52167 1

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

Who makes it?

The label names Seeking Health, LLC (distributor), Bellingham, WA. All Seeking Health products.

Where next?