The Uncertainty Library
Plain answers on whether ingredients and dishes are vegan, plus practical guides for verifying restaurants.
Ingredient guides
Read concise references for sauces, drinks, cuisines, proteins, and common hidden animal-derived ingredients.
All library articles
- Are Bagels Vegan?
- Are Croissants Vegan?
- Are Marshmallows Vegan? Gelatine, Halal and UK Vegan Brands
- Are McDonald's Fries Vegan Everywhere?
- Are Mono and Diglycerides Vegan?
- Are Natural Flavours Vegan?
- Are Pretzels Vegan?
- Taiwan Ministry of Health and Welfare — Vegetarian food labelling regulation (素 marking)
- Best Vegan Restaurant App in London (and the UK): How to Find Places That Are Actually Safe
- Find Feny vs HappyCow: Which Vegan Restaurant App Is Better for UK Vegans?
- Find Feny vs HappyCow: Which Vegan Restaurant App Is Better for US Vegans?
- Find Feny vs HappyCow: Which Is Better for Vegan Travellers?
- How Feny Verify Works
- How to Verify a Restaurant Is Actually Vegan-Safe (Anywhere in the World)
- Is Albumin Vegan?
- Is Baileys Vegan?
- Is BBQ Sauce Vegan?
- Is Beer Vegan?
- Is Beeswax Vegan?
- Is Brioche Vegan?
- Is Caesar Dressing Vegan?
- Is Caramel Vegan?
- Is Carmine Vegan?
- Is Casein Vegan?
- Is Champagne Vegan?
- Is Collagen Vegan?
- Is Dark Chocolate Vegan?
- Is Dashi Vegan?
- Is Fish Sauce Vegan?
- Is Fudge Vegan?
- Is Gelatin Vegan?
- Is Gin Vegan?
- Is Glycerin Vegan?
- Is Gnocchi Vegan? It Depends on the Brand. UK Gnocchi Checked (October 2026)
- Is Gummy Candy Vegan?
- Is Haribo Vegan UK?
- Is Haribo Vegan?
- Is Hoisin Sauce Vegan?
- Is Honey Mustard Vegan?
- Is Honey Vegan?
- Is Isinglass Vegan?
- Is Ketchup Vegan?
- Is Kimchi Vegan?
- Is Kombucha Vegan?
- Is L-Cysteine Vegan?
- Is Lactic Acid Vegan?
- Is Lactose Vegan?
- Is Marzipan Vegan? It Depends on the Brand. UK Marzipan Checked (October 2026)
- Is Mayonnaise Vegan?
- Is Mead Vegan?
- Is Miso Paste Vegan?
- Is Miso Soup Vegan?
- Is Naan Vegan? It Depends on the Brand. UK Naan Checked (October 2026)
- Is Oyster Sauce Vegan?
- Is Pad Thai Vegan?
- Is Pepsin Vegan?
- Is Pesto Vegan?
- Is Pita Bread Vegan?
- Is Pizza Dough Vegan?
- Is Ramen Vegan?
- Is Ranch Dressing Vegan?
- Is Rennet Vegan?
- Is Risotto Vegan?
- Is Shellac Vegan?
- Is Sorbet Vegan?
- Is Sourdough Vegan?
- Is Sriracha Vegan?
- Is Sugar Vegan? What to Know About Bone Char
- Is Tallow Vegan? No. UK Chips and Suet Checked (October 2026)
- Is Teriyaki Sauce Vegan?
- Is Thai Curry Paste Vegan?
- Is Turkish Delight Vegan?
- Is Vitamin D3 Vegan?
- Is Vodka Vegan?
- Is Whey Vegan?
- Is Whiskey Vegan? It Depends on the Brand. UK Whiskey Checked (October 2026)
- Is Wine Vegan?
- Is Worcestershire Sauce Vegan?
- Merseyside Vegan Festival — Vegan Events UK exhibitor page (venue, pricing)
- Merseyside Vegan Festival — Vegan Events UK exhibitor page (160 Mount Pleasant, L3 5TR)
- Vegafest Ljubljana (Saturday 22 August 2026) — Slovensko vegansko društvo
- Veganmania — Stadt Wien event listing (free entry, Vorplatz Museumsquartier)
- What Is a Vegan Decision Support Tool? (And How It Differs from a Restaurant Finder)