PlainVitamins

OptiFiber Lean

by XYMOGEN · capsule · 180 vegetarian capsules

  • On the market (NIH)
  • UPC 8 71149 00410 1
  • DSLD label 335526
  • Serving 3 to 6 capsules; amounts per 6 capsules
  • 30 servings

OptiFiber Lean by XYMOGEN lists one ingredient: 3 g of propol per serving of 6 capsules. Its current label entered the NIH Dietary Supplement Label Database on September 25, 2025.

What is in OptiFiber Lean?

Each row as the label prints it, per serving of 6 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).

OptiFiber Lean: Supplement Facts rows against the market (DSLD label 335526, January 2026 release)
IngredientAmount% DVAmong products listing it
Propolas Dietary Fiber3 g11%Fiber in OptiFiber Lean against 6,987 products3 g per serving; the middle half of products list 1 g to 4 g, the median 2 g.3 g

Higher than 63% of 6,987 products listing fiber (median 2 g).

Source: NIH ODS Dietary Supplement Label Database, label 335526 (entered September 25, 2025), 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 one serving 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.

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 three to six capsules once per day, or take three capsules 30 to 60 minutes before each of your two biggest meals, or use as directed by your healthcare professional.
Warnings
Consult your healthcare professional prior to use. Do not use if tamper seal is damaged.
Individuals taking medication, especially hypoglycemic agents, should discuss potential interactions with their healthcare professional.
Storage: Keep closed in a cool, dry place out of reach of children.
Allergens and what it does not contain
Formulated to exclude: Wheat, gluten, corn, yeast, soy, animal and dairy products, fish, shellfish, peanuts, tree nuts, egg, sesame, ingredients derived from genetically modified organisms (GMOs), artificial colors, and artificial sweeteners.

Source: label statements in DSLD label 335526.

What else is on the label?

Other ingredients: Ascorbyl Palmitate, Hypromellose, Water, Microcrystalline Cellulose, Silica.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): GMP compliant third-party verified.

How many labels does OptiFiber Lean have?

7 labels are on file under this name since September 22, 2016: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 335526 (current) Entered September 25, 2025 · on the market · 180 vegetarian capsules · UPC 8 71149 00410 1
  2. Label 303806 Entered January 24, 2024 · off the market April 9, 2025 · 180 vegetarian capsules · UPC 8 71149 00410 1
  3. Label 294774 Entered July 18, 2023 · on the market · 3.39 ounces · UPC 8 71149 00497 2
  4. Label 81366 Entered December 22, 2017 · off the market September 8, 2023 · 180 vegetarian capsules · UPC 8 71149 00410 1
  5. Label 81362 Entered December 22, 2017 · off the market August 18, 2022 · 3.39 ozs · UPC 8 71149 00497 2
  6. Label 74723 Entered June 23, 2017 · off the market September 29, 2017 · 180 vegetarian capsules · UPC 8 71149 00410 1
  7. Label 64399 Entered September 22, 2016 · off the market September 29, 2017 · 3.39 oz. · UPC 8 71149 00497 2

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

Who makes it?

The label names XYMOGEN Professional Formulas (manufacturer), Orlando, FL. All XYMOGEN products.

Where next?