PlainVitamins

HMB 500 mg

by NOW Sports · capsule · 120 veg capsules

  • On the market (NIH)
  • UPC 7 33739 02054 3
  • DSLD label 314370
  • Serving 2 veg capsules
  • 60 servings

HMB 500 mg by NOW Sports lists 3 ingredients, 3 with an amount per serving of 2 veg capsules, such as 12.5 mcg (500 IU) of vitamin D3, 160 mg of calcium and 1 g of hmb. Its current label entered the NIH Dietary Supplement Label Database on October 24, 2024.

What is in HMB 500 mg?

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

HMB 500 mg: Supplement Facts rows against the market (DSLD label 314370, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin D3as Cholecalciferol500 IU12.5 mcg (500 IU)63%Vitamin D in HMB 500 mg against 14,175 products12.5 mcg per serving; the middle half of products list 10 mcg to 25 mcg, the median 15 mcg.DV 20 mcgUL 100 mcg12.5 mcg

53% of 14,175 products listing vitamin D give more (median 15 mcg). Per day at the most servings: 37.5 mcg.

Calciumas Calcium Beta-Hydroxy-Beta-Methylbutyrate Monohydrate160 mg12%Calcium in HMB 500 mg against 17,831 products160 mg per serving; the middle half of products list 50 mg to 252 mg, the median 115 mg.DV 1,300 mgUL 2,500 mg160 mg

Higher than 60% of 17,831 products listing calcium (median 115 mg). Per day at the most servings: 480 mg.

Hmbas Calcium Beta-Hydroxy Beta-Methylbutyrate Monohydrate1,000 mg1 gHMB Hydroxymethylbutyrate in HMB 500 mg against 52 products1 g per serving; the middle half of products list 0.5 g to 1 g, the median 1 g.1 g

23% of 52 products listing HMB hydroxymethylbutyrate give more (median 1 g). Per day at the most servings: 3 g.

Source: NIH ODS Dietary Supplement Label Database, label 314370 (entered October 24, 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 2 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?

2 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: Take 2 capsules 2 to 3 times daily with food. For best results, use in conjunction with an exercise program.
Warnings
Caution: For adults only.
Consult physician if pregnant/nursing, taking medication, or have a medical condition.
Keep out of reach of children.
Not manufactured with wheat, gluten, soy, milk, egg, fish or shellfish ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.
Allergens and what it does not contain
Steroid tested Non-GMO
Not manufactured with wheat, gluten, soy, milk, egg, fish or shellfish ingredients.
Storage
Store in a cool, dry, dark place after opening.

Source: label statements in DSLD label 314370.

What else is on the label?

Other ingredients: Hypromellose, Stearic Acid, Silicon Dioxide.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Informed Sport We Test - You Trust Crescent H (Halal) GMP Quality Assured Triangle K (Kosher). Listed with: Informed Sport or Informed Choice (a seal is the label's claim; the certifier's own list confirms it).

How many labels does HMB 500 mg have?

4 labels are on file under this name since August 25, 2015: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 314370 (current) Entered October 24, 2024 · on the market · 120 veg capsules · UPC 7 33739 02054 3
  2. Label 245354 Entered February 25, 2021 · off the market February 12, 2024 · 120 veg capsules
  3. Label 72355 Entered March 24, 2017 · off the market August 25, 2023 · 120 veg capsules · UPC 7 33739 02054 3
  4. Label 49222 Entered August 25, 2015 · off the market March 7, 2017 · 120 veg capsules · UPC 7 33739 02054 3

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

Who makes it?

The label names NOW Foods (manufacturer), Bloomingdale, IL. All NOW Sports products.

Where next?