Short answer

Source tiger nuts strategically based on desired nutritional profiles and consider their origin's impact on final product characteristics.

Field: Commercial Production
Source: PEARL (University of Plymouth) (2015)
Method: Comparative analysis of raw materials
Evidence: Moderate effect

The geographical origin of tiger nuts significantly influences their carbohydrate, lipid, and mineral content, which are critical factors for their successful integration into functional food products. This commercial production research insight is drawn from a 2015 study published in PEARL (University of Plymouth). Using Comparative analysis of raw materials, researchers explored how this design variable affects real-world outcomes. The key design takeaway: Source tiger nuts strategically based on desired nutritional profiles and consider their origin's impact on final product characteristics.

Study

Commercial ProductionHigh ImpactModerate effect

Tiger Nut Composition Varies by Origin, Impacting Functional Food Development

PEARL (University of Plymouth) · 2015

Key Findings

01Tiger nuts are rich in carbohydrates (51-82g/100g) and lipids (21-37g/100g).
02Dietary fiber content varied, with total dietary fiber ranging from 18 to 19g/100g.
03Minerals such as potassium, phosphorus, magnesium, copper, iron, zinc, and selenium were present regardless of origin.
04Antioxidant content (TPC) was significant (≥ 134 GAE per g).
05Tiger nut consumption showed a positive effect on blood glucose response in healthy adults.

Application

Design takeaway

Source tiger nuts strategically based on desired nutritional profiles and consider their origin's impact on final product characteristics.

How to apply

When developing a new food product using tiger nuts, conduct an initial analysis of the specific batch or origin to understand its nutritional profile and adjust ingredient ratios or processing parameters accordingly.

Project actions

01When selecting raw materials for a design project, consider sourcing them from different suppliers or regions to observe potential variations.
02Document the origin and any known characteristics of your raw materials thoroughly.

Method & Evidence

AimTo investigate the physical, chemical, and functional properties of tiger nuts from different geographical origins (Ghana, Cameroon, and Spain) to inform their potential use in functional food product development.

MethodComparative analysis of raw materials

ProcedureTiger nuts from Ghana, Cameroon, and Spain were analyzed for their carbohydrate, lipid, protein, dietary mineral, and antioxidant content using standard analytical methods. Functional properties and blood glucose response after consumption of developed bread were also assessed.

ContextFood product development, functional foods

Variables

IVGeographical origin of tiger nuts

DVPhysical, chemical, and functional properties (e.g., carbohydrate content, lipid content, mineral composition, antioxidant activity, blood glucose response)

CVAnalytical methods used for testing, processing of tiger nuts into bread (for blood glucose response)

Strengths & Limitations

Strengths

+Investigated multiple key nutritional and functional components.
+Compared samples from distinct geographical locations.
+Included an assessment of physiological response (blood glucose).

Limitations

The availability and cost of sourcing ingredients from multiple locations can be a practical challenge for a design project.

Reliability & validity

The use of standard analytical methods enhances the reliability of the chemical and physical property measurements. The study's validity is supported by its focus on relevant properties for food development and the inclusion of a physiological response measure.

Think critically

How might the processing methods used in different regions (e.g., drying, storage) also contribute to the observed variations in tiger nut properties, beyond just their geographical origin?

Design Principles

"Raw material variability necessitates adaptive formulation and quality control strategies."

Understanding the variability in raw material composition is essential for consistent product development and quality control in the food industry. This knowledge allows for targeted sourcing and formulation to meet specific nutritional and functional targets for new food products.

What This Means for Your Design

Where your ingredients come from matters! The same ingredient, like tiger nuts, can have different amounts of nutrients and fiber depending on where it was grown. This affects how it works in food.

How to use in your project

1.Reference this study to justify the importance of analyzing raw material composition when exploring new ingredients for your design project.

Add to My Project

Quick Cite

Paragraph starter

The variability in the physical and chemical properties of raw materials, as demonstrated by the differences in tiger nut composition based on geographical origin (Adjei-Duodu, 2015), highlights the importance of carefully selecting and characterizing ingredients for product development. Understanding these variations is crucial for ensuring consistent product quality and achieving desired functional outcomes in a design project.

Source

PEARL (University of Plymouth)

Physical, Chemical and Functional Properties of Tiger Nuts (Cyperus esculentus) Selected from Ghana, Cameroon and UK Market (Spain)

journal · 2015

View source

Questions About This Research

What does the research say about tiger nut composition varies by origin, impacting functional food development?: Source tiger nuts strategically based on desired nutritional profiles and consider their origin's impact on final product characteristics. Evidence: PEARL (University of Plymouth) (2015).
Why does "Tiger Nut Composition Varies by Origin, Impacting Functional Food Development" matter for design?: Understanding the variability in raw material composition is essential for consistent product development and quality control in the food industry. This knowledge allows for targeted sourcing and formulation to meet specific nutritional and functional targets for new food products.
How can designers apply this research?: Source tiger nuts strategically based on desired nutritional profiles and consider their origin's impact on final product characteristics.
What were the main findings?: Tiger nuts are rich in carbohydrates (51-82g/100g) and lipids (21-37g/100g).. Dietary fiber content varied, with total dietary fiber ranging from 18 to 19g/100g.. Minerals such as potassium, phosphorus, magnesium, copper, iron, zinc, and selenium were present regardless of origin.. Antioxidant content (TPC) was significant (≥ 134 GAE per g).
What research method was used?: Comparative analysis of raw materials.
How strong is the evidence?: Evidence strength is rated Moderate effect, based on a 2015 journal from PEARL (University of Plymouth).
What should I do differently in my next project?: When developing a new food product using tiger nuts, conduct an initial analysis of the specific batch or origin to understand its nutritional profile and adjust ingredient ratios or processing parameters accordingly.
What are the limitations?: The study focused on a limited number of geographical locations and specific analytical methods. Further research is needed to explore the full range of functional properties and processing impacts.