category-guide
Vegetarian Proteins: opened shelf-life guide
Vegetarian Proteins items tend to move quickly once opened. Use this guide to plan fridge use, compare examples, and click into the exact food page when you need a tighter answer.
Why this page exists
Vegetarian Proteins opened-food guide covering 4 editorially checked items, with UK and US storage windows, spoilage signs, and freezing advice.
UK examples in this group average around 139 days after opening.
US examples in this group average around 139 days after opening.
Cold storage, clean utensils, and re-sealing matter more than vague memory-based fridge guesses.
Trust and method
Review status
Generated from editorially checked item pages
How this page was built
Built from UK FSA guidance, US FDA/USDA guidance, pack wording patterns, and manufacturer expectations where labels are stricter.
Built to help compare Vegetarian Proteins before jumping into exact item pages.
Closest tracked examples on this page: Tofu, Miso, Soy Flour (full-fat).
Related exact food pages
Vegetarian Proteins
Tofu
Tofu keeps for about 7 days in UK mode and 7 days in US mode once opened or chilled, based on the USDA FoodKeeper record for tofu. Check the spoilage signs before eating.
UK 7d | US 7d
Vegetarian Proteins
Miso
Miso keeps for about 365 days in UK mode and 365 days in US mode once opened or chilled, based on the USDA FoodKeeper record for miso. Check the spoilage signs before eating.
UK 365d | US 365d
Vegetarian Proteins
Soy Flour (full-fat)
Soy Flour (full-fat) keeps for about 180 days in UK mode and 180 days in US mode once opened or chilled, based on the USDA FoodKeeper record for soy flour. Check the spoilage signs before eating.
UK 180d | US 180d
Vegetarian Proteins
Re-hydrated Textured Soy Protein (TSP)
Re-hydrated Textured Soy Protein (TSP) keeps for about 3 days in UK mode and 3 days in US mode once opened or chilled, based on the USDA FoodKeeper record for re-hydrated textured soy protein. Check the spoilage signs before eating.
UK 3d | US 3d
Keyword target
how long does opened vegetarian proteins last
Use this guide when
- You know the general food group but not the exact product yet.
- You want a planning shortcut before clicking into a specific item page.
- You need a shareable landing page for social posts and outreach.
FAQ
How should I use this Vegetarian Proteins guide?
Start with the broad planning advice here, then click into a specific food page for an exact after-opening window.
Are all vegetarian proteins foods the same after opening?
No. For example, Tofu has its own storage window and spoilage signs, so always check the exact item page when possible.
What matters most after opening?
Keep the item cold, use clean utensils, reseal it fast, and watch real spoilage signs before eating.