Episode #341. Confused about oils, butter, and fats in your diet? This masterclass explores which fats to prioritise, which to avoid, and how different types of fats influence your health. This episode features both a solo deep dive into the science of fats and expert contributions from past guests, offering practical tips and evidence-based guidance for smarter food choices. Joining me in this episode are world-class experts, including Dr Philip Calder, Dr Gary Fraser, Dr Gil Carvalho, Prof Roy Taylor, Dr Alan Flanagan, Dr Matthew Nagra, Dr Walter Willett, Dr Ayesha Sherzai, and Dr Dean Sherzai. Together, we unpack the science behind dietary fats and provide evidence-based insights to guide your long-term health decisions. Specifically, we discuss: Introduction (00:00) Understanding Dietary Fats: Saturated, Unsaturated, and Trans Fats (00:48) Essential vs. Non-Essential Fats (05:47) Omega-3 and Omega-6 Fatty Acids: Benefits and Sources (06:31) Brain Health and Omega-3s (07:48) Saturated vs. Unsaturated Fats and Cardiovascular Health (16:41) The Role of Omega-6 Fats in Inflammation (48:26) Insulin Resistance and Liver Fat (01:08:48) The Twin Cycle Hypothesis (01:11:04) Saturated vs. Unsaturated Fats and Fatty Liver (01:21:21) Canola Oil and Health (01:38:37) Dairy Fats and Cardiovascular Health (01:55:26) Optimising Fats in Your Diet (02:04:03) Conclusion and Recommendations (02:07:59) Head to the full show notes for additional resources and to connect with today’s guests. This episode is brought to you by: 38TERA During Black Friday week get 20% off 38TERA's complete prebiotic DMN. Formulated by Dr Will Bulsiewicz and myself, DMN is the perfect way to conveniently take your gut health to the next level. Discount automatically applied at checkout at 38tera.com. Eimele Eimele Essential 8 is a comprehensive multivitamin that is scientifically formulated to complement your plant-rich diet, increase and sustain your energy, and support the immune system, as well as heart and brain health. Head to Eimele.com for 20% off your first order and subscriptions. WHOOP Whoop, the most advanced fitness and health wearable available. Your personalised fitness and health coach to recover faster, sleep better, and train smarter. Claim your first month free on join.whoop.com/simon. Pique Tea Pique has unveiled its most exclusive Black Friday Cyber Monday offer ever! Get free exclusive gifts with link: piquelife.com/simon. Shopify Shopify, the world's leading e-commerce platform, helps you turn browsers into buyers with the internet’s best-converting check out–up to 36% better compared to other leading e-commerce platforms. To boost your conversion rate, and grow your business, sign up for a one-dollar-per-month trial period at shopify.com/proof. Want to support the show? The best way to support the show is to use the products and services offered by our sponsors. To check them out, and enjoy great savings, visit theproof.com/friends. You can also show your support by leaving a review on the Apple Podcast app and/or sharing your favourite episodes with your friends and family. Simon Hill, MSc, BSc (Hons) Creator of theproof.com and host of The Proof with Simon Hill Author of The Proof is in the Plants Watch the episodes on YouTube or listen on Apple/Spotify Connect with me on Instagram, Twitter, and Facebook Nourish your gut with my Plant-Based Ferments Guide Download my complimentary Two-Week Meal Plan and high protein Plant Performance recipe book