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The Fat Over Lean Rule: The Secret to Oil Paintings That Last

If you've ever wondered why some oil paintings crack and peel while others survive for centuries, the answer often comes down to one fundamental technique: fat over lean.

In our latest guide, we break down everything you need to know about this essential rule — what it means, why it matters, and how to apply it layer by layer in your own work. From your first lean imprimatura right through to rich, oily final glazes, we'll show you how to build paintings with the same technical discipline used by the Old Masters.

Whether you're picking up a brush for the first time or looking to take your technique to the next level, this is the foundation every oil painter needs.

Thinking about trying oil painting? This timeless medium offers rich colours, versatile techniques, and the freedom to work at your own pace. Our beginner's guide covers everything you need to start your oil painting journey, from choosing quality paints like Wallace Seymour oils to selecting the right brushes and mediums. Learn about essential materials, understand the "fat over lean" technique, and discover why investing in good supplies from the start makes all the difference. Whether you're painting your first still life or exploring expressive techniques, we'll help you gather the right tools and build your confidence with oils. Find everything you need at Craft and Canvas to begin creating beautiful oil paintings today.

Wallace Seymour make some of the finest oil paints produced in the UK — small batch, no fillers, no drying agents, ground into single-estate cold-pressed linseed oil. We stock the full range at Craft and Canvas, from Series 1 at £9.95 through to Lapis Lazuli and Genuine Vermilion at the top of the range. This is our independent stockist's guide to the colours, the mediums, and where to start.