PlainVitamins

Inositol 650 mg

by The Vitamin Shoppe · capsule · 300 capsules

  • On the market (NIH)
  • UPC 7 66536 01159 9
  • DSLD label 183410
  • Serving 1 capsule

Inositol 650 mg by The Vitamin Shoppe lists one ingredient: 650 mg of inositol per serving of 1 capsule. Its current label entered the NIH Dietary Supplement Label Database on November 21, 2018.

What is in Inositol 650 mg?

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).

Inositol 650 mg: Supplement Facts rows against the market (DSLD label 183410, January 2026 release)
IngredientAmount% DVAmong products listing it
Inositol650 mgInositol in Inositol 650 mg against 4,042 products650 mg per serving; the middle half of products list 10 mg to 80 mg, the median 30 mg.650 mg

Higher than 96% of 4,042 products listing inositol (median 30 mg). Per day at the most servings: 1,950 mg.

Source: NIH ODS Dietary Supplement Label Database, label 183410 (entered November 21, 2018), 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?

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:

  • Its 650 mg of inositol is higher than 96% of the 4,042 inositol products that print an amount; 166 list more.

The NIH database records 1 to 3 servings 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?

6 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
Directions: Take one (1) capsule up to (3) three times daily, preferably with meals.
Warnings
Warning: Consult your healthcare provider prior to use if you are pregnant, nursing, taking any medication or have any medical conditions.
Keep out of reach of children.
Tamper evident Do not use if outer seal is broken or missing.
Allergens and what it does not contain
Gluten free Dairy free Soy free Nut free Does not contain: Gluten, Sugar, Salt, Preservatives, Artificial Colors or Flavors.
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 183410.

What else is on the label?

Other ingredients: Rice Flour, Gelatin, Magnesium Stearate.

How many labels does Inositol 650 mg have?

6 labels are on file under this name since March 25, 2014: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 183410 (current) Entered November 21, 2018 · on the market · 300 capsules · UPC 7 66536 01159 9
  2. Label 183408 Entered November 21, 2018 · on the market · 100 capsules · UPC 7 66536 01158 2
  3. Label 55217 Entered January 25, 2016 · off the market September 14, 2018 · 300 capsules · UPC 7 66536 01159 9
  4. Label 55216 Entered January 25, 2016 · off the market September 14, 2018 · 100 capsules · UPC 7 66536 01158 2
  5. Label 31254 Entered March 25, 2014 · off the market December 4, 2015 · 300 capsules · UPC 7 66536 01159 9
  6. Label 31253 Entered March 25, 2014 · off the market December 4, 2015 · 100 capsules · UPC 7 66536 01158 2

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

Who makes it?

The label names Vitamin Shoppe, Inc. (distributor), Secaucus, NJ. All The Vitamin Shoppe products.

Where next?