1 portion = 1 of your 5 a day recommended intake of fruit and vegetables, as advised by nutritionists. DOLMIO® Bolognese is a source of potassium. Potassium helps to maintain normal blood pressure.. Serves 4. 1 of your 5 a day. No artificial colours, flavours or preservatives. Suitable for vegetarians. DOLMIO®. Dietary Information Suitable for Vegetarians Manufacturers Address UK: Freepost Mars Food UK. IRL: Mars Foods Ireland Limited, PO Box 3856, Dublin 4. Return to UK: Freepost Mars Food UK. 0800 952 1234 www. dolmio. com IRL: Mars Foods Ireland Limited, PO Box 3856, Dublin 4. 1890 812 315 www. dolmio. ie Package type Jar