<script type="application/ld+json">{ “@context”: “https://schema.org”, “@type”: “FAQPage”, “mainEntity”: [ { “@type”: “Question”, “name”: “Is 40g of protein powder the same as 40g of flour in ounces?”, “acceptedAnswer”: { “@type”: “Answer”, “text”: “No, 40g of protein powder and 40g of flour both equal 1.41 oz, but their volumes differ due to density. Protein powder is often fluffier, so always weigh ingredients for accuracy.” } }, { “@type”: “Question”, “name”: “Can I use a US measuring cup for 40g of protein powder?”, “acceptedAnswer”: { “@type”: “Answer”, “text”: “US cups measure volume, not weight. Since protein powder densities vary, 40g (1.41 oz) might fill a cup differently depending on the brand. A scale is more reliable.” } }, { “@type”: “Question”, “name”: “How many scoops is 40g of protein powder?”, “acceptedAnswer”: { “@type”: “Answer”, “text”: “It depends on the scoop size. Most protein powders use a 30g scoop, so 40g would be roughly 1.33 scoops. Check your product’s serving size to be sure.” } }, { “@type”: “Question”, “name”: “Why do some recipes list protein powder in ounces instead of grams?”, “acceptedAnswer”: { “@type”: “Answer”, “text”: “Ounces are more common in American recipes, while grams are standard in the UK. Converting 40g to ounces (1.41 oz) ensures compatibility with international recipes.” } } ] }
<script type="application/ld+json">{ “@context”: “https://schema.org”, “@type”: “WebPage”, “name”: “How many ounces is 40g of protein powder?”, “url”: “https://www.airfryerrecipe.co.uk/blog/how-many-ounces-is-40g-of-protein-powder”, “description”: “Find out exactly how many ounces 40g of protein powder equals with this simple UK conversion guide—perfect for air fryer meal prep!”, “inLanguage”: “en”, “datePublished”: “2025-08-06T23:33:24.546000+00:00”, “dateModified”: “2025-08-06T23:33:24.546000+00:00” }
<script type="application/ld+json">{ “@context”: “https://schema.org”, “@type”: “BreadcrumbList”, “name”: “Breadcrumbs”, “@id”: “https://www.airfryerrecipe.co.uk/blog/how-many-ounces-is-40g-of-protein-powder#breadcrumbs”, “itemListElement”: [ { “@type”: “ListItem”, “position”: 1, “name”: “Home”, “item”: { “@type”: “WebPage”, “@id”: “https://www.airfryerrecipe.co.uk” } }, { “@type”: “ListItem”, “position”: 2, “name”: “blogs”, “item”: { “@type”: “WebPage”, “@id”: “https://www.airfryerrecipe.co.uk/blog” } }, { “@type”: “ListItem”, “position”: 3, “name”: “How many ounces is 40g of protein powder?”, “item”: { “@type”: “WebPage”, “@id”: “https://www.airfryerrecipe.co.uk/blog/how-many-ounces-is-40g-of-protein-powder” } } ] }
<script type="application/ld+json">{ “@context”: “https://schema.org”, “@type”: “WebSite”, “url”: “https://www.airfryerrecipe.co.uk”, “name”: “Air Fryer Recipes”, “description”: “Explore crispy, healthy, and quick air fryer recipes from around the world. Perfect for everyday meals.”, “inLanguage”: “en” }
<script type="application/ld+json">{ “@context”: “https://schema.org”, “@type”: “Organization”, “name”: “Air Fryer Recipes”, “url”: “https://www.airfryerrecipe.co.uk”, “logo”: { “@type”: “ImageObject”, “url”: “https://www.airfryerrecipe.co.uk/brand” }, “areaServed”: [ { “@type”: “Country”, “name”: “United Kingdom” }, { “@type”: “Country”, “name”: “United States” } ], “contactPoint”: { “@type”: “ContactPoint”, “contactType”: “customer support”, “areaServed”: [ “GB”, “US” ], “availableLanguage”: [ “English” ], “email”: “support@airfryerrecipe.co.uk” } }
40 grams (40g) of protein powder equals approximately 1.41 ounces (oz). If you're using an air fryer for meal prep or baking, knowing this conversion ensures accurate measurements for perfect results every time. Whether you're making protein pancakes, shakes, or energy bites, getting the right amount of protein powder is key.
Why Convert 40g of Protein Powder to Ounces?
Many UK recipes, especially those for air fryers, list ingredients in grams, but some kitchen scales or American recipes use ounces. Converting 40g of protein powder to ounces (1.41 oz) helps avoid guesswork. This is especially useful for high-protein snacks like air fryer protein bars or baked goods where precision matters.
Using the correct measurement ensures your dishes turn out as intended. Too much protein powder can make baked goods dry, while too little might not give the desired protein boost. For more conversions, check out our air fryer conversion chart.
How to Measure 40g of Protein Powder Accurately
For the most precise measurement, use a digital kitchen scale set to grams. Scoop the protein powder loosely into a measuring cup until it reaches 40g, then check the equivalent in ounces (1.41 oz). If your scale only measures in ounces, you can manually input the conversion.
Using Measuring Spoons for Small Quantities
If you don’t have a scale, tablespoons can help estimate. One tablespoon of protein powder is roughly 10g, so four tablespoons equal about 40g (1.41 oz). However, this method isn’t as precise, especially with denser powders.
Common Uses for 40g of Protein Powder
From shakes to protein-rich desserts, 40g of protein powder is a versatile amount. It’s enough for a post-workout smoothie or to mix into air fryer breakfast recipes like pancakes or muffins. Always check your protein powder’s serving size, as some brands recommend 30g per scoop.
For meal preppers, 40g (1.41 oz) is a handy measurement for portioning out protein boosts. Whether you’re making energy balls or adding powder to savoury air fryer dishes, knowing the conversion ensures consistency.
Does Protein Powder Type Affect the Weight?
Whey, plant-based, and casein powders have slightly different densities, but 40g of any type will still equal roughly 1.41 oz. Flavoured powders with additives might vary slightly, so always check the label if precision is crucial.
Tips for Storing Protein Powder
Keep your protein powder in an airtight container to maintain freshness. If you’re using it in air fryer-friendly recipes, measure it out beforehand to avoid clumping or moisture absorption.