PlainVitamins

Lactase Digest

by Source Naturals · capsule · 180 capsules

  • On the market (NIH)
  • UPC 0 21078 02368 5
  • DSLD label 274815
  • Serving 1 to 3 capsules; amounts per 3 capsules
  • 60 servings

Lactase Digest by Source Naturals lists one ingredient: 90 mg of lactase enzyme per serving of 3 capsules. Its current label entered the NIH Dietary Supplement Label Database on November 22, 2022.

What is in Lactase Digest?

Each row as the label prints it, per serving of 3 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).

Lactase Digest: Supplement Facts rows against the market (DSLD label 274815, January 2026 release)
IngredientAmount% DVAmong products listing it
Total Carbohydrate1 g1%Carbohydrate in Lactase Digest against 21,979 products1 g per serving; the middle half of products list 1 g to 6 g, the median 3 g.1 g

74% of 21,979 products listing carbohydrate give more (median 3 g). Per day at the most servings: 3 g.

Lactase Enzymeas Aspergillus oryzae9,000 ALU (Acid Lactase Units)90 mgLactase in Lactase Digest against 138 products90 mg per serving; the middle half of products list 10 mg to 197.5 mg, the median 34 mg.90 mg

Higher than 67% of 138 products listing lactase (median 34 mg). Per day at the most servings: 270 mg.

Source: NIH ODS Dietary Supplement Label Database, label 274815 (entered November 22, 2022), 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 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?

The products whose ingredient lists overlap most with Lactase Digest'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: 1 to 3 capsules at the start of a meal or snack containing dairy. Do not exceed 9 capsules daily.
Warnings
Contains wheat.
Caution: If you are pregnant, may become pregnant, breastfeeding, taking any time-release over-the-counter medication or any prescription drug, consult your health care professional before using this product.
Do not use if either tamper-evident seal is broken or missing.
Keep out of the reach of children.
Allergens and what it does not contain
Contains no dairy, egg, soy, sugar, salt, preservatives, or artificial color, flavor or fragrance.
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 274815.

What else is on the label?

Other ingredients: Maltodextrin, Hydroxypropyl Methylcellulose, Magnesium Stearate, Silica.

How many labels does Lactase Digest have?

One label is on file, entered on November 22, 2022.

  1. Label 274815 (current) Entered November 22, 2022 · on the market · 180 capsules · UPC 0 21078 02368 5

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

Who makes it?

The label names Source Naturals, Inc. (distributor), Santa Cruz, CA. All Source Naturals products.

Where next?