Alexandra Johnstone, PhD
Prof. Alexandra Johnstone is recognized as a leading innovative UK researcher within the field of human appetite control and specifically, the role of dietary protein. She is a Professor at The Rowett Institute at the University of Aberdeen in Scotland.
She has published an extensive list of studies to assess the impact of diets on the body and the mind and to investigate how different meals and drinks affect our appetite, health and wellbeing.
In This Episode We Discuss
- How does protein intake, dose, distribution & source impact appetite?
- Common foods in our food system = not ideal for controlling appetite.
- Thinking about overall diets vs. single nutrients
- Bottom-up & Top-down interventions for impacting satiety & caloric intake
- Is it possible to make population-wide changes to alter average caloric intake?
- The use of ‘nudging’ to make population shifts in diet choices
Links & Resources
- Get Podcast Transcripts
- Twitter: @Dr_A_Johnstone
- López-Nicolás et al., 2016 – Satiety Innovations: Food Products to Assist Consumers with Weight Loss, Evidence on the Role of Satiety in Healthy Eating
- Buckley et al., 2019 – Protein Valuation in Food Choice Is Positively Associated with Lean Mass in Older Adults
- Johnstone et al., 2008 – Effects of a high-protein ketogenic diet on hunger, appetite, and weight loss in obese men feeding ad libitum
- McBey et al., 2019 – Nudging, formulating new products, and the lifecourse: A qualitative assessment of the viability of three methods for reducing Scottish meat consumption for health, ethical, and environmental reasons
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