. 2021 Jan 3;58(11):4185–4193. doi: 10.1007/s13197-020-04887-4

Table 2.

pH and titrable acidity in treatments during refrigerated storage

Probiotic	Treatment symbol	pH					Titrable acidity (%)
Probiotic	Treatment symbol	0	7	14	21	28	0	7	14	21	28*
L. plantarum	M₅₀R₂₅A₂₅–I₀O₀**	4.40^a***	3.62^a	3.32 ^c	3.20^c	3.92^c	0.46 ^d	0.43^d	0.61^f	0.66^f	0.66^f
	M₅₀R_23.5A_23.5–I₃O₀	4.12^a	3.34^a	3.34^c	3.32^c	3.31^c	0.36^d	0.45^d	0.62^f	0.63^f	0.63^f
	M₅₀R_23.5A_23.5–I₀O₃	4.07^a	3.47^a	3.32^c	3.30^c	3.40^c	0.32^d	0.44^d	0.66^f	0.62^f	0.63^f
	M₅₀R_23.5A_23.5–I_1.5O_1.5	4.06^a	3.57^a	3.33^c	3.33^c	3.21^c	0.36^d	0.45^d	0.61^f	0.63^f	0.63^f
L. casei	M₅₀R₂₅A₂₅–I₀O₀	4.09^a	4.79^a	4.72^a	4.62^b	3.23^c	0.36^d	0.45^d	0.63^f	0.64^f	0.63^f
	M₅₀R_23.5A_23.5–I₃O₀	4.13^a	4.96^a	4.59^a	4.33^b	3.09^c	0.36^d	0.43^d	0.64^f	0.66^f	0.66^f
	M₅₀R_23.5A_23.5–I₀O₃	4.08^a	4.59^a	4.50^a	4.21^b	3.18^c	0.36^d	0.44^d	0.65^f	0.63^f	0.63^f
	M₅₀R_23.5A_23.5–I_1.5O_1.5	4.00^a	3.86^a	3.96^a	3.68^b	3.11^c	0.39^d	0.48^d	0.68^f	0.69^f	0.69^f
L. plantarum + L. casei	M₅₀R₂₅A₂₅–I₀O₀	4.13^a	4.77^a	4.74^b	4.65^b	4.47^b	0.36^d	0.42^d	0.64^f	0.61^f	0.61^f
	M₅₀R_23.5A_23.5–I₃O₀	4.94^a	3.57^a	3.59^b	3.33^b	4.81^b	0.36^d	0.44^d	0.63^f	0.64^f	0.64^f
	M₅₀R_23.5A_23.5–I₀O₃	4.22^a	4.12^a	4.27^b	4.02^b	4.98^b	0.36^d	0.45^d	0.67^f	0.62^f	0.62^f
	M₅₀R_23.5A_23.5–I_1.5O_1.5	4.19^a	4.46^a	3.56^b	3.42^b	4.18^b	0.36^d	0.40^d	0.62^f	0.61^f	0.61^f
Without probiotic	M₅₀R₂₅A₂₅–I₀O₀	6.91^b	6.62^b	5.66^b	5.56^b	5.15 ^ab	0.06 ^e	0.08^e	0.09^e	0.09^e	0.09^e
	M₅₀R_23.5A_23.5–I₃O₀	6.07^b	5.51^b	5.54^b	5.36^b	5.25^ab	0.06^e	0.07^e	0.07^e	0.08^e	0.08^e
	M₅₀R_23.5A_23.5–I₀O₃	5.94^b	5.87^b	5.77^b	5.62^b	5.29^ab	0.06^e	0.05^e	0.06^e	0.06^e	0.06^e
	M₅₀R_23.5A_23.5–I_1.5O_1.5	6.22^b	6.05^b	5.69^b	5.58^b	5.32^ab	0.06^e	0.05^e	0.06^e	0.06^e	0.06^e

*(4 °C, 28 day)

**Letters ‘M, R, A, I and O’ represents millet, rye, alfalfa, inulin and oligofructose, respectively

***Means in a column shown with different English letters are significantly different (p < 0.5)