Infant Formula HMO Composition for Reduced Allergic Sensitization

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Solution Overview

Problem

There is a need for nutritional compositions, such as infant formulas, that can prevent or reduce the development of allergic sensitization in infants, as existing formulas lack the specific human milk oligosaccharides (HMOs) that effectively modulate the immune system and there is uncertainty over the optimal levels of these HMOs for preventing allergies.

Innovation Solution

Infant formulas containing intermediate levels of 2′-fucosyllactose (2′FL) and lacto-N-neotetraose (LNnT), specifically 0.8-2.5 g/L and 0.05-0.2 g/L, respectively, are formulated to prevent or reduce allergic sensitization in infants.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If infant formulas contain high levels of HMOs (2′FL and LNnT), then the immune modulation effect is enhanced, but the risk of adverse effects increases and manufacturing complexity increases

Engineering Contradiction:
Improveimmune modulation effectivenessVSAvoidadverse effects from excessive HMO levels
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent applies parameter changes by establishing specific concentration ranges for HMOs (2′FL: 0.8-2.5 g/L, LNnT: 0.05-0.2 g/L) to optimize immune modulation effectiveness while avoiding adverse effects. This quantitative parameter optimization resolves the contradiction between enhancing therapeutic effect and preventing harmful overexposure.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If infant formulas contain high levels of HMOs (2′FL and LNnT), then the immune modulation effect is enhanced, but the manufacturing complexity and cost increase

Engineering Contradiction:
Improveimmune modulation effectivenessVSAvoidmanufacturing complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent defines precise HMO concentration parameters (2′FL: 0.8-2.5 g/L, LNnT: 0.05-0.2 g/L) that optimize immune modulation while simplifying manufacturing by establishing clear formulation targets. This parameter standardization resolves the contradiction between achieving therapeutic effectiveness and maintaining manufacturing simplicity.

Inventive Principle:
Principle #35Parameter changes

3Ease of manufacture

If infant formulas contain low levels of HMOs (2′FL and LNnT), then the manufacturing is simpler and safer, but the immune modulation effectiveness is reduced

Engineering Contradiction:
Improveformulation simplicityVSAvoidimmune modulation effectiveness
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The patent establishes minimum effective concentration thresholds (2′FL: 0.8 g/L, LNnT: 0.05 g/L) that ensure immune modulation effectiveness while maintaining formulation simplicity. This parameter optimization resolves the contradiction between ease of manufacture and therapeutic effectiveness by defining the lowest effective doses.

Inventive Principle:
Principle #35Parameter changes

4Ease of manufacture

If infant formulas contain low levels of HMOs (2′FL and LNnT), then the manufacturing is simpler and safer, but the allergic sensitization prevention effect is reduced

Engineering Contradiction:
Improveformulation simplicityVSAvoidallergic sensitization risk
Core Design Contradiction:
Ease of manufactureVSObject-affected harmful factors

Solution Approach 1:

The patent defines minimum protective concentration levels (2′FL: 0.8 g/L, LNnT: 0.05 g/L) that effectively prevent allergic sensitization while keeping formulations simple and safe to manufacture. This parameter optimization resolves the contradiction between manufacturing ease and allergy prevention effectiveness.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20250374948A1Infant formula
Publication Date: 2025.12.11 SOCIETE DES PRODUITS NESTLE SA
  • US20250374948A1 patent drawing
  • US20250374948A1 patent drawing
  • US20250374948A1 patent drawing

AI summary

An infant formula for use in preventing or reducing the occurrence of allergic sensitisation in an infant, wherein the infant formula comprises 0.8-2.5 g/L 2′-fucosyllactose (2′FL) and/or 0.05-0.2 g/L lacto-N-neotetraose (LNnT).