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Classifying Matter by Composition03:35

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Drugs can be classified according to their chemical composition or their intended therapeutic application. For instance, anti-infective agents that possess the ability to eliminate pathogens or suppress their growth and reproduction can be grouped based on the organisms they target or their chemical structure. Furthermore, drugs can be divided into prescription, nonprescription, or controlled substances. Prescription medications, such as antibiotics, require oversight from a licensed healthcare...
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Related Experiment Video

Updated: Jun 9, 2025

Measuring Oral Fatty Acid Thresholds, Fat Perception, Fatty Food Liking, and Papillae Density in Humans
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Testing a nutrient composition threshold model to classify brands for marketing restrictions.

Rachel Jordan1, Kelly Garton1, Sally Mackay1

  • 1Faculty of Medical and Health Sciences, School of Population Health, The University of Auckland, Auckland, New Zealand.

Plos One
|October 25, 2024
PubMed
Summary
This summary is machine-generated.

A new threshold method effectively classifies food brands for marketing restrictions based on their product lines. Thresholds of 50% or 75% permitted products are robust for regulating brand marketing to children.

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Area of Science:

  • Public Health Nutrition
  • Food Policy and Regulation
  • Marketing and Advertising Ethics

Background:

  • Existing food marketing restrictions often use Nutrient Profile Models (NPMs) but largely overlook brand-level marketing.
  • This study addresses the gap by evaluating a threshold method for classifying brands based on their product lines' nutritional profiles.

Purpose of the Study:

  • To test a threshold-based method for classifying packaged food, beverage, and fast-food brands as permissible or not for marketing.
  • To assess the effectiveness of different product-line thresholds (25%, 50%, 75%, 90%) in identifying brands for marketing restrictions.

Main Methods:

  • Nutrient data for products from 51 top New Zealand food and beverage brands were retrieved.
  • A Nutrient Profile Model (NPM) for the WHO Western Pacific region was used to classify products.
  • Thresholds of brand product permissibility were compared, including a 50% and 75% threshold against the WHO CLICK method.

Main Results:

  • The 90% threshold permitted 13% of brands, while the 25% threshold permitted 62%.
  • The 50% and 75% thresholds demonstrated high sensitivity in identifying brands unsuitable for marketing.
  • The threshold method was found to be more comprehensive and less arbitrary than the WHO CLICK method.

Conclusions:

  • A threshold model using product-line nutrient profiling offers a robust approach to brand classification for marketing regulations.
  • The 50% and 75% thresholds are effective and potentially politically viable options for regulatory implementation.
  • This method can restrict brand marketing, addressing a significant gap in current regulations and mitigating industry challenges.