Local food worth trying
Vegan haggis with neeps and tatties is the dish worth ordering on this route, as on the West Highland Way. Macsween's vegetarian/vegan version is a proper long-established Scottish product, sold in every major supermarket along the way, not an improvised substitute. Where a Glen town has its own vegan speciality, it's worth having: the Ness Deli's vegan chilli in Drumnadrochit is repeatedly named a local favourite.
What to buy
Macsween vegan haggis is stocked at Sainsbury's, Morrisons, Waitrose, Co-op and Tesco. Fort William, at the start, has Morrisons and a Tesco Express; Inverness, at the finish, has the widest range on the route. Smaller Glen villages generally only run to a Co-op or Spar.
Good places on the trail
Fort William, the start: The Wildcat Café, fully vegan (tofu scramble, porridge bowl, tofu burrito). Invermoriston, on the route: Glen Rowan Cafe (homemade vegan burger, vegan full Scottish breakfast, vegan Biscoff cupcakes, oat/soya/coconut milk). Fort Augustus, on the canal: the Bothy Restaurant and Bar (clearly labelled vegan cottage pie, soup, chips, salted caramel cake) and the Nourish Ness Community Cafe (organic, locally sourced, vegan options). Drumnadrochit, by Loch Ness: The Italian Job (vegan pizza), the Ness Deli (vegan chilli) and Café Eighty2 (vegetarian and vegan options). Inverness, the finish: Salt'N'Fire (all-vegan Middle Eastern takeaway in the Victorian Market, empanadas, miso aubergine, falafel) and Little Audrey's (100% vegan mobile café, just outside town at Culloden).
Trail treats
Glen Rowan Cafe's vegan Biscoff cupcakes in Invermoriston and the Bothy's vegan salted caramel cake in Fort Augustus are both specifically called out by reviewers as worth having, not just tolerable substitutes.
Where to restock
Fort William, at the start, is the best-stocked town before the quieter middle stretch of the Glen. Fort Augustus and Drumnadrochit both have shops as well as their named cafes, useful for topping up either side of the loch-side section. Inverness covers the finish with the widest range on the whole route.
Things that may not be vegan
A pub 'vegetable soup' or 'vegetable pie' along the Glen is not automatically vegan. Stock cubes and butter pastry are still the default unless the menu explicitly marks a vegan option, as the Bothy in Fort Augustus does. Traditional haggis, neeps and tatties without 'vegan' or 'vegetarian' on the label is the animal-product original.