![An advert for Kepler cod liver oil and malt extract food supplement - it appeared in a magazine published in the UK in 1947. The illustration shows a healthy boy catching a An advert for Kepler cod liver oil and malt extract food supplement - it appeared in a magazine published in the UK in 1947. The illustration shows a healthy boy catching a](https://c8.alamy.com/comp/JFHMYP/an-advert-for-kepler-cod-liver-oil-and-malt-extract-food-supplement-JFHMYP.jpg)
An advert for Kepler cod liver oil and malt extract food supplement - it appeared in a magazine published in the UK in 1947. The illustration shows a healthy boy catching a
![Bottle of cod liver oil shown in a counter top display case. Part of... Fotografía de noticias - Getty Images Bottle of cod liver oil shown in a counter top display case. Part of... Fotografía de noticias - Getty Images](https://media.gettyimages.com/id/90771348/es/foto/bottle-of-cod-liver-oil-shown-in-a-counter-top-display-case-part-of-a-shop-fitting-from-the-old.jpg?s=1024x1024&w=gi&k=20&c=giC7BduPRaiLyzVuIOPyg7p8j5V6d3UiA_FR0hQN8nE=)
Bottle of cod liver oil shown in a counter top display case. Part of... Fotografía de noticias - Getty Images
![File:'Kepler' Solution of Cod Liver Oil with Malt Extract. Wellcome L0074864.jpg - Wikimedia Commons File:'Kepler' Solution of Cod Liver Oil with Malt Extract. Wellcome L0074864.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/thumb/0/01/%27Kepler%27_Solution_of_Cod_Liver_Oil_with_Malt_Extract._Wellcome_L0074864.jpg/1564px-%27Kepler%27_Solution_of_Cod_Liver_Oil_with_Malt_Extract._Wellcome_L0074864.jpg)
File:'Kepler' Solution of Cod Liver Oil with Malt Extract. Wellcome L0074864.jpg - Wikimedia Commons
Carlson - Cod Liver Oil, 1100 Mg Omega-3s + A & D3, Norwegian, Wild Caught, Sustainably Sourced, Unflavored : Target
![Amazon.com: Burpless COD Liver Oil | 100 Softgels | Natural Source of Omega 3 Fatty Acids EPA & DHA | Vitamin A & D | Support Brain, Heart, Eye & Immune Health Amazon.com: Burpless COD Liver Oil | 100 Softgels | Natural Source of Omega 3 Fatty Acids EPA & DHA | Vitamin A & D | Support Brain, Heart, Eye & Immune Health](https://m.media-amazon.com/images/I/818NC2pwC9L.jpg)
Amazon.com: Burpless COD Liver Oil | 100 Softgels | Natural Source of Omega 3 Fatty Acids EPA & DHA | Vitamin A & D | Support Brain, Heart, Eye & Immune Health
![Constant Controversy: Cod Liver Oil and Our Changing Food Paradigms - The Weston A. Price Foundation Constant Controversy: Cod Liver Oil and Our Changing Food Paradigms - The Weston A. Price Foundation](http://www.westonaprice.org/wp-content/uploads/Fall2015-fallon-pic1.jpg)