Characterization and Potential Use of Cuttlefish Skin Gelatin Hydrolysates Prepared by Different Microbial Proteases

Table 1

Proximate composition (g/100 g dry matter) and mineral content (μg/g) of CSGHs.

	Alcalase-CSGH	NH1-CSGH	A26-CSGH	A21-CSGH
Moisture (%)	9.62±0.002^b	8.34±0.32^c	10.32±0.076^a	7.92±0.81^d
Ash (%)	10.22±0.003^c	13.87±0.015^b	9.94±0.01^c	14.22±0.026^a
Fat (%)	0.35±0.01^c	0.72±0.02^a	0.50±0.03^b	0.45±0.01^b
Protein (%)	78.34±0.12	74.29±0.3	76.33±0.27	75.94±0.22
Mineral content (𝜇g/g)
Ca^2+	74^d	84^b	96^a	77.1^c
Na^+	360^b	384.4^a	334.5^c	390.7^a
K^+	827^d	1100.2^a	990^c	1021^b
Mg^2+	104^a	95^b	101^a	95^b
Cl^−	168^b	170^c	169.1^b	190.1^a
NO3^−	25.5^d	33.6^b	34.4^a	32.4^c
SO4^2−	36.5^a	24^d	31.5^b	29.3^c

a,bDifferent letters in the same line indicate significant differences (𝑃≤0.05).