Kirkland Signature OPTIFIBER Prebiotic Fiber Supplement
Photo: Open Food Facts contributors (CC BY-SA)

Dietary supplements

Kirkland Signature OPTIFIBER Prebiotic Fiber Supplement

Score

Excellent 99 out of 100 High confidence

Why it scores 99

Kirkland Signature OPTIFIBER Prebiotic Fiber Supplement scores 99 out of 100 (Excellent) under GoodSwap’s published rules. What moved the score most:

  1. minus 1 points Dextrin: An additive class typical of ultra-processed foods (NOVA group 4). Info

Every line of the math is on The Receipt below, with its evidence tier and sources.

The Receipt

OPTIFIBER Prebiotic Fiber Supplement

START100

Ingredients

  • Dextrin minus 1 points
    Info An additive class typical of ultra-processed foods (NOVA group 4). [1]
subtotal−1

TOTAL 99Excellent

100 − 1 = 99


GTIN 00096619177707 · 2026-09-12

score v1.3.0 · kb 2026.10.11

High confidence

Same product, same score. Every time.

Nutrition per 100 g

Energy375 kcal
Added sugars0 g

Serving: 2 tsp (4 g)

Ingredients

High Moderate Not recognized Tap an ingredient for its evidence and rules.
Label text, as published

Wheat Dextrin

Allergens and diets

  • Vegan
  • Vegetarian
  • Palm-oil-free

Always check the package: recipes change.

Sources

  1. Ultra-processed foods: what they are and how to identify them

    Public Health Nutrition · April 2019 · Peer-reviewed

    doi.org