Understanding Portion Sizes: A Practical, Evidence-Based Guide

Understanding Portion Sizes: A Practical, Evidence-Based Guide

Confused about how much you should be eating?

You're not alone. Portion sizes can be difficult to judge, especially when food labels, restaurant meals and online nutrition advice often send mixed messages.

Written by Dr Colette Kirk PhD, HCPC Registered Dietitian, Lead Specialist NHS Dietitian and Clinical Nutrition Researcher, this practical handbook provides clear, evidence-based guidance to help you understand portion sizes with confidence.

Rather than promoting restrictive diets or calorie counting, this guide focuses on building balanced meals, understanding your individual nutritional needs and developing a healthier relationship with food.

Inside you'll learn:

• The difference between portion sizes and serving sizes

• How to build balanced meals using the CK Clinical Balanced Plate

• Typical portion sizes for everyday foods, including protein, carbohydrates, vegetables, fruit and healthy fats

• When portion sizes may need to change throughout life, including healthy ageing, physical activity and GLP-1 medications

• Practical strategies for eating at home, eating out and reading food labels

• Simple visual guides and key takeaways to make healthy eating easier

Who is this handbook for?

This handbook is suitable for adults who want to:

• Understand healthy portion sizes

• Build balanced meals with confidence

• Improve their nutrition without restrictive dieting

• Support long-term health through practical, evidence-based advice

Product Details

• Digital PDF download

• 41 beautifully designed pages

• Instant access after purchase

• Evidence-based guidance

• Written by Dr Colette Kirk PhD, HCPC Registered Dietitian