PlainVitamins

Opt

by Loomis Enzymes · capsule · 180 capsules

  • On the market (NIH)
  • UPC 6 97706 04421 8
  • DSLD label 306297
  • Serving 2 capsules
  • 90 servings

Opt by Loomis Enzymes lists 13 ingredients, 6 with an amount per serving of 2 capsules, such as 50 mg of vitamin C, 27 mg of calcium, 140 mg of bilberry and 80 mg of acerola; 7 sit inside a blend without their own amounts. Its current label entered the NIH Dietary Supplement Label Database on February 22, 2024.

What is in Opt?

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).

Opt: Supplement Facts rows against the market (DSLD label 306297, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin Cas Ascorbic Acid50 mg56%Vitamin C in Opt against 18,583 products50 mg per serving; the middle half of products list 60 mg to 270 mg, the median 100 mg.DV 90 mgUL 2,000 mg50 mg

77% of 18,583 products listing vitamin C give more (median 100 mg). Per day at the most servings: 150 mg.

Calciumas Calcium Citrate27 mg2%Calcium in Opt against 17,831 products27 mg per serving; the middle half of products list 50 mg to 252 mg, the median 115 mg.DV 1,300 mgUL 2,500 mg27 mg

87% of 17,831 products listing calcium give more (median 115 mg). Per day at the most servings: 81 mg.

Bilberry140 mgBilberry in Opt against 896 products140 mg per serving; the middle half of products list 20 mg to 100 mg, the median 50 mg.140 mg

Higher than 79% of 896 products listing bilberry (median 50 mg). Per day at the most servings: 420 mg.

Acerola80 mgAcerola in Opt against 436 products80 mg per serving; the middle half of products list 14.5 mg to 300 mg, the median 60 mg.80 mg

Higher than 53% of 436 products listing acerola (median 60 mg). Per day at the most servings: 240 mg.

Rose Hip60 mgDog Rose in Opt against 397 products60 mg per serving; the middle half of products list 10 mg to 65 mg, the median 25 mg.60 mg

Higher than 72% of 397 products listing dog rose (median 25 mg). Per day at the most servings: 180 mg.

Calendula20 mgCalendula in Opt against 36 products20 mg per serving; the middle half of products list 31 mg to 762.25 mg, the median 225 mg.20 mg

86% of 36 products listing calendula give more (median 225 mg). Per day at the most servings: 60 mg.

Proprietary Enzyme Blend134 mg
Amylasein the blend, no amount given
Protease2 Sourcesin the blend, no amount given
Lipase2 Sourcesin the blend, no amount given
Cellulase2 Sourcesin the blend, no amount given
Hemicellulasein the blend, no amount given
Glucoamylasein the blend, no amount given
Alpha-Galactosidasein the blend, no amount given

Source: NIH ODS Dietary Supplement Label Database, label 306297 (entered February 22, 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?

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:

  • 86% of the 36 products that print an amount of calendula list more than its 20 mg of calendula (median 225 mg).

The NIH database records 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?

1 product lists 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 for use: Take 2 capsules, 3 times daily between meals or as directed.
Warnings
Keep out of reach of children
Note: Consult your physician before using this product if you are pregnant, nursing, taking medication, or have a medical condition.
Do not use if inner or outer seal is broken, torn, or missing.
Storage
To ensure freshness and potency, keep bottle tightly closed and store in a cool, dry place.

Source: label statements in DSLD label 306297.

What else is on the label?

Other ingredients: Cellulose, Water, Phytase.

How many labels does Opt have?

4 labels are on file under this name since May 24, 2018: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 306297 (current) Entered February 22, 2024 · on the market · 180 capsules · UPC 6 97706 04421 8
  2. Label 246613 Entered April 22, 2021 · off the market January 25, 2023 · 180 capsules · UPC 6 97706 04421 8
  3. Label 212860 Entered January 25, 2020 · off the market February 23, 2021 · 180 capsules · UPC 6 97706 04421 8
  4. Label 177304 Entered May 24, 2018 · off the market June 28, 2019 · 180 capsules · UPC 6 97706 04421 8

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

Who makes it?

The label names Loomis Enzymes, LLC (distributor), Fitchburg, Wisconsin. All Loomis Enzymes products.

Where next?