Once opened, vegan butter lasts about 2 weeks in the fridge — Miyoko’s Creamery confirms this directly in their own FAQ. Unlike a lot of specialty dairy alternatives, vegan butter freezes well, and several varieties can extend their shelf life by 3–6 months in the freezer.
How long does vegan butter last in the fridge?
According to Miyoko’s Creamery’s own FAQ: “Once opened, the products are good for two weeks.” They also note their products shouldn’t be consumed beyond about a week past the printed “best by” date, even unopened.
Vegan butter is a genuinely broad category, though — it covers everything from cultured, cashew-based spreads like Miyoko’s to coconut-oil-based tubs like Earth Balance and Country Crock. Formulation affects shelf life, so if your brand’s own packaging gives a different window, follow that over this general guidance.
As with any perishable, don’t leave an open tub or stick out of the fridge for more than two hours per USDA’s Danger Zone guidance.
Can you freeze vegan butter?
Yes — and Miyoko’s is explicit about this being a good option, not just a last resort. Their FAQ states: “We recommend freezing many of our products to increase the shelf life by three to six months.” They specifically confirm their Salted and Unsalted European Style Plant Milk Butters, along with their Salted Oat Milk Butter, “freeze beautifully.”
If freezing, wrap tightly or use an airtight container to prevent freezer burn and absorbing odors from other foods. Thaw in the refrigerator rather than on the counter for the best texture.
How to tell if vegan butter has gone bad
- Smell: a sour, rancid, or distinctly “off” odor beyond its normal mild, slightly tangy smell (especially in cultured varieties)
- Taste: a bitter or rancid flavor — oils in vegan butter can go rancid over time, similar to cooking oils
- Appearance: discoloration or visible mold on the surface
- Texture: excessive separation or a grainy texture that doesn’t smooth back out at room temperature
Storage tips
- Keep it toward the back of the fridge, not the door, for more consistent temperature
- Reseal tubs tightly and keep sticks in their original wrapper
- Write the open date somewhere visible — the 2-week window is shorter than many people expect from a “butter” product
- If you won’t finish it within 2 weeks, freeze the remainder rather than let it sit
Why isn’t vegan butter covered by USDA?
FreezerOrFridge.com’s 732 core pages pull their storage times from the USDA FoodKeeper database, which tracks regular dairy butter but doesn’t currently include a vegan/plant-based butter entry — a newer product category that hasn’t made it into that federal dataset yet. This page instead relies on Miyoko’s Creamery’s own published storage guidance.
Related foods
Storage guides for related condiment pages:
→ Check storage times for 732+ other foods on FreezerOrFridge.com
Author Bio: Written by our food storage team, using manufacturer guidance for products not yet in the USDA FoodKeeper database.