How Long Does Vegan Mayo Last? – Know Rverything

If you’re new to the vegan lifestyle or simply looking to switch up your condiments, you might be wondering, “How long does vegan mayo last?” Vegan mayo is a popular alternative to traditional mayonnaise, made without any animal products. But just like regular mayo, it’s important to know how long it can be safely consumed.

How Long Does Vegan Mayo Last

In this article, we’ll explore the shelf life of vegan mayo, including storage tips and signs of spoilage, so you can confidently enjoy your favorite plant-based spreads. So let’s get started and uncover the truth about the longevity of vegan mayo!

How Long Does Vegan Mayo Last?

Vegan mayo, just like traditional mayo, has a shelf life that can vary depending on storage, whether it has been opened or not, and other factors. In this article, we will discuss how long vegan mayo typically lasts, how to store it properly, signs of spoilage, and more.

Storage of Vegan Mayo

Proper storage is essential for maintaining the shelf life of vegan mayo. It is recommended to store it in a cool, dry place away from direct sunlight and heat sources. Ideally, it should be kept in the refrigerator, which helps to preserve its freshness for a longer period.

Shelf Life of Unopened Vegan Mayo

Unopened vegan mayo can typically last for several months past its expiration date when stored properly. The precise shelf life may vary depending on the brand and ingredients used. It is always advisable to check the packaging for the manufacturer’s instructions and recommendations.

Shelf Life of Opened Vegan Mayo

Once a jar of vegan mayo has been opened, its shelf life will decrease. On average, opened vegan mayo can last for about 2 to 3 months when stored in the refrigerator. However, factors such as the freshness of the ingredients and how it has been used or handled can affect its longevity.

Factors Affecting Shelf Life

Several factors can impact the shelf life of vegan mayo:

  1. Quality of ingredients: The quality of the ingredients used in the vegan mayo can affect its shelf life. Using fresh, high-quality ingredients can help extend its longevity.

  2. Storage conditions: Proper storage in a refrigerator can significantly increase the shelf life of vegan mayo. Exposure to heat, light, and air can accelerate spoilage, so it is crucial to keep it in a cool and dark place.

  3. Cross-contamination: Avoid cross-contamination by using clean utensils and avoiding double-dipping. This helps to prevent the introduction of bacteria into the jar, which can shorten the shelf life.

Signs of Spoiled Vegan Mayo

It is important to regularly check for signs of spoilage in vegan mayo before consuming it. Some common indicators of spoiled vegan mayo include:

  1. Off smell: If your vegan mayo has a sour or rancid odor, it is likely spoiled and should be discarded.

  2. Strange texture or color: If the mayo appears clumpy, separated, or has changed color drastically, it may be a sign of spoilage.

  3. Mold or discoloration: Visible mold or unusual discoloration, such as green or pink spots, should be a clear indication that the vegan mayo has gone bad.

Can You Extend the Shelf Life?

While it is not recommended to extend the shelf life of vegan mayo once it reaches its expiration date or shows signs of spoilage, there are some tips that may help prolong its freshness:

  1. Keep it refrigerated: Always store opened vegan mayo in the refrigerator to slow down bacterial growth and maintain its quality for a longer period.

  2. Use clean utensils: Avoid introducing bacteria into the jar by using clean utensils when serving or spreading vegan mayo.

  3. Seal the jar properly: Ensure the lid is tightly sealed after each use to prevent air and moisture from entering, which can accelerate spoilage.

Tips for Extending Shelf Life

To further extend the shelf life of your vegan mayo, consider the following tips:

  1. Portion control: If you frequently find yourself not finishing a jar of vegan mayo before it spoils, consider purchasing smaller sizes to minimize waste.

  2. Avoid double-dipping: To prevent the introduction of bacteria, always use a clean spoon or knife when serving vegan mayo. Avoid double-dipping to avoid contamination.

  3. Store upside down: Some people claim that storing opened vegan mayo upside down can help prevent air from entering the jar and extend its freshness. While not scientifically proven, it may be worth a try.

Alternative Uses for Expired Vegan Mayo

If your vegan mayo has reached its expiration date or is clearly spoiled, it is best to discard it to avoid any potential health risks. However, before doing so, you might consider using it in alternative ways:

  1. Salad dressing or dip base: Expired vegan mayo can still be used as a base for making homemade salad dressings or dips. Just add some fresh herbs, spices, and lemon juice to mask any off flavors.

  2. Baking substitute: Vegan mayo can serve as a substitute for oil or butter in certain baked goods. It can add moisture and richness to cakes, muffins, and cookies.

  3. Beauty treatments: Some people use expired vegan mayo as a natural hair mask or a moisturizing face mask. The high-fat content can help hydrate and nourish the skin or hair.

When to Discard Vegan Mayo

It is crucial to use your judgment and common sense when deciding whether to discard vegan mayo. If it has been stored properly and shows no signs of spoilage, it may be safe to consume even after the expiration date. However, if there are any visible signs of mold, off smell, or strange texture, it is best to err on the side of caution and discard it.

Also read: How Long Does Vegan Cheese Last? – Let’s Find Out!


Vegan mayo, like any food product, has a limited shelf life. Proper storage, handling, and using your senses to detect any signs of spoilage are key to ensuring the mayo is safe and enjoyable to consume. By following the tips and guidelines mentioned in this article, you can maximize the shelf life of your vegan mayo and reduce food waste. Remember to always trust your instincts and prioritize food safety when in doubt.


  • Maria

    Maria Kennedy, the culinary genius behind "Grocer and Grind" blog, unites a love for cooking, local markets, and sustainability. Her practical recipes and grocery tips cater to all, while her passion for eco-conscious choices shines through. Join Jane on her flavorful journey, savoring life one bite at a time.

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