Nairn's Dark Chocolate Chips Oat Biscuits are bursting with natural flavour. They contain no artificial colours or flavours, are full of the goodness of wholegrain oats and contain just 45 calories per biscuit. They're the perfect treat to accompany a cup of tea or coffee or just when you need a little pick me up. They also contain 40 percent less sugar than the average sweet biscuit.