PlainVitamins

Acidophilus Two Billion

by NOW · capsule · 250 veg capsules

  • On the market (NIH)
  • UPC 7 33739 02907 2
  • DSLD label 313551
  • Serving 1 veg capsule
  • 250 servings

Acidophilus Two Billion by NOW lists one ingredient: 20 mg of lactobacillus acidophilus LA-14 per serving of 1 veg capsule. Its current label entered the NIH Dietary Supplement Label Database on May 23, 2024.

What is in Acidophilus Two Billion?

Each row as the label prints it, per serving of 1 veg 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).

Acidophilus Two Billion: Supplement Facts rows against the market (DSLD label 313551, January 2026 release)
IngredientAmount% DVAmong products listing it
Lactobacillus acidophilus LA-142 billion CFU20 mgLactobacillus acidophilus in Acidophilus Two Billion against 309 products20 mg per serving; the middle half of products list 6 mg to 54 mg, the median 20 mg.20 mg

48% of 309 products listing lactobacillus acidophilus give more (median 20 mg). Per day at the most servings: 80 mg.

Source: NIH ODS Dietary Supplement Label Database, label 313551 (entered May 23, 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 1 to 4 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
Suggested Usage: Take 1 capsule 1 to 4 times daily between meals or on an empty stomach.
Warnings
Caution: Consult physician if pregnant/nursing, taking medication (especially immune-suppressing drugs), or have a medical condition (especially if immune system is compromised).
Keep out of reach of children.
Not manufactured with wheat, gluten, soy, corn, milk, egg, fish, shellfish, tree nut or sesame ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.
Allergens and what it does not contain
Dairy, soy & gluten free Non-GMO
Not manufactured with wheat, gluten, soy, corn, milk, egg, fish, shellfish, tree nut or sesame ingredients.
Storage
Keep refrigerated to maintain potency.
Settling of powder may occur in the capsule, which is filled by weight not volume.

Source: label statements in DSLD label 313551.

What else is on the label?

Other ingredients: Microcrystalline Cellulose, Hypromellose, Stearic Acid, Silicon Dioxide.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): GMP Quality Assured; Triangle K (Kosher) Strain Verified.

How many labels does Acidophilus Two Billion have?

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

  1. Label 335203 Entered July 24, 2025 · off the market January 21, 2025 · 250 veg capsules · UPC 7 33739 02907 2
  2. Label 313551 (current) Entered May 23, 2024 · on the market · 250 veg capsules · UPC 7 33739 02907 2
  3. Label 313550 Entered May 23, 2024 · on the market · 100 veg capsules · UPC 7 33739 02905 8
  4. Label 205766 Entered August 23, 2019 · off the market February 12, 2024 · 250 veg capsules · UPC 7 33739 02907 2
  5. Label 205761 Entered August 23, 2019 · off the market February 12, 2024 · 100 veg capsules · UPC 7 33739 02905 8
  6. Label 50319 Entered September 25, 2015 · off the market December 6, 2018 · 250 capsules · UPC 7 33739 02907 2
  7. Label 50318 Entered September 25, 2015 · off the market December 6, 2018 · 100 capsules · UPC 7 33739 02905 8
  8. Label 13943 Entered October 1, 2012 · on the market · 4 oz. · UPC 7 33739 02916 4
  9. Label 13933 Entered October 1, 2012 · off the market August 24, 2015 · 250 capsules · UPC 7 33739 02907 2
  10. Label 13932 Entered October 1, 2012 · off the market August 24, 2015 · 100 capsules · UPC 7 33739 02905 8

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 (distributor), Bloomingdale, IL. All NOW products.

Where next?