Table 1.

Cost of low protein, regular and ‘free-from’ food products for each subgroup and the % differences between costs.

Subgroup	SLPFs		Regular Protein-Containing Foods		‘Free-From’ Foods		% Difference between SLPFs and Regular Foods	% Difference between SLPFs and ‘Free-From’ Foods
	n	Cost (£/kg)	n	Cost (£/kg)	n	Cost (£/kg)
Bread/pizza bases
Bread	12	11.11	12	2.67	11	6.30	316%	76%
		(8.23–16.13)		(1.31–5.00)		(3.27–11.40)
Pizza base	1	19.80	2	5.17	2	9.93	283%	99%
				(4.00–6.33)		(9.86–10.00)
Pasta/rice/noodles
Pasta/rice/	33	15.28	23	2.60	16	3.65	488%	319%
noodles		(8.80–19.10)		(1.20–5.04)		(1.20–7.50)
Pasta and sauces (prepared)	5	16.16	10	2.61	6	9.36	519%	73%
		(8.82–26.25)		(1.11–4.98)		(7.50–13.32)
Risotto	1	22.00	2	6.82	2	7.50	223%	193%
				(6.49–7.14)		(7.50–7.50)
Xpots/pot noodles	4	92.50	8	7.44	4	24.32	1143%	280%
		(92.50–92.50)		(4.00–9.09)		(16.67–40.32)
Flour/mixes
Bread mix	1	11.96	2	1.64	2	1.72	629%	595%
				(1.28–2.00)		(1.69–1.75)
Cake mix	4	15.64	4	4.27	4	6.95	266%	125%
		(13.94–19.36)		(1.20–5.29)		(4.57–9.97)
Flour/All Purpose Mix	5	14.80	2	1.37	2	1.60	980%	825%
		(11.90–18.02)		(1.21–1.54)		(1.50–1.70)
Pancake/	1	15.33	2	5.14	2	8.34	198%	84%
waffle mix				(5.00–5.28)		(7.00–9.68)
Egg/replacers
Egg (prepared)	3	3.01	2	3.24	2	1.46	-7%	106%
		(1.89–4.08)		(2.46–4.02)		(1.36–1.55)
Egg whites (powder)	1	108.10	2	49.92	2	16.02	117%	575%
				(40.00–59.83)		(15.00–17.04)
Milk/replacers
Milk (liquid)	5	5.84	2	0.48	2	1.06	1117%	451%
		(4.05–6.75)		(0.48–0.48)		(0.59–1.53)
Milk (powder)	1	22.38	2	7.64	2	17.56	193%	27%
				(5.89–9.39)		(15.16–19.96)
Meat/replacers
Burgers (prepared)	3	16.88	4	6.04	4	7.44	179%	127%
		(8.82–20.91)		(5.02–7.35)		(4.02–10.00)
Fish (prepared)	1	18.07	2	10.03	2	11.78	80%	53%
				(8.25–11.81)		(11.67–11.88)
Sausages	3	23.72	6	5.10	4	8.47	365%	180%
(prepared)		(23.72–23.72)		(3.06–6.88)		(6.67–9.26)
Breakfast and cereal bars
Breakfast bar	4	42.08	8	11.30	4	13.83	272%	204%
		(42.08–42.08)		(6.42–15.28)		(8.57–18.18)
Breakfast cereal (dry)	3	23.35	6	4.84	6	6.18	382%	278%
		(23.07–23.92)		(2.37–6.17)		(4.50–10.56)
Fruit bar	1	37.60	2	6.63	2	13.23	467%	184%
				(4.28–8.99)		(11.25–15.20)
Hot breakfast cereal (dry)	4	25.11	4	10.61	4	11.45	137%	119%
		(25.00–25.45)		(6.00–20.52)		(8.33–14.55)
Snacks
Biscuits/	7	43.37	10	8.03	8	10.39	440%	317%
cookies		(33.60–68.52)		(1.05–25.00)		(6.50–17.86)
Breadsticks	1	41.87	2	8.20	2	14.69	411%	185%
				(5.60–10.79)		(12.76–16.62)
Cake	3	26.00	2	5.58	2	13.04	366%	99%
		(26.00–26.00)		(5.41–5.75)		(11.58–14.49)
Chocolate	2	52.32	2	7.62	2	12.08	587%	332%
		(49.10–55.54)		(7.44–7.81)		(11.30–12.86)
Crackers	3	25.38	6	7.07	4	12.58	259%	102%
		(24.00–26.07)		(3.25–9.56)		(12.00–13.81)
Crisps	4	37.50	8	8.46	4	16.05	343%	134%
		(37.50–37.50)		(6.67–10.33)		(14.71–17.39)
Crispbread crackers	1	32.80	2	2.66	2	8.93	1133%	267%
				(1.33–3.98)		(8.89–8.98)
French toast crackers	1	20.00	2	6.35	2	11.24	215%	78%
				(6.25–6.45)		(10.80–11.67)
Hazelnut spread	1	35.43	2	5.16	2	10.55	587%	236%
				(2.88–7.43)		(9.30–11.80)
Desserts
Dessert pot	2	20.30	4	5.99	2	7.71	239%	163%
		(20.30–20.30)		(4.69–7.14)		(2.93–12.50)
Flavoured pudding (powder)	4	30.68	7	9.79	2	29.00 (13.00–45.00)	213%	6%
		(30.68–30.68)		(6.65–11.43)
Jelly (unprepared)	2	25.59	2	4.18	2	15.88	512%	61%
		(25.59–25.59)		(4.16–4.19)		(15.88–15.88)
Rice pudding	4	24.35	6	3.26	2	8.25	647%	195%
		(24.35–24.35)		(2.17–3.86)		(8.00–8.50)
Yogurt	1	7.19	2	2.68	2	3.13	168%	130%
				(2.30–3.05)		(2.50–3.75)
Other snacks/meals
Cheese sauce	1	24.18	2	7.47	2	13.02	224%	86%
				(6.58–8.36)		(10.77–15.27)
Croutons	1	42.94	2	10.26	2	25.84	319%	66%
				(10.00–10.52)		(18.51–33.17)
Potato cakes	1	8.68	2	3.07	2	4.37	183%	99%
				(2.68–3.45)		(1.33–7.41)
Potato pots/dehydrated potato	3	87.25	4	9.21	2	23.46	847%	272%
		(87.25–87.25)		(6.25–12.62)		(20.00–26.93)
Soup	4	53.85	8	13.03	4	26.67	313%	102%
		(48.57–59.18)		(9.26–16.29)		(15.88–34.10)

Abbreviations: n = number of products; SLPFs = special low protein foods. Values displayed as mean (range).