Eurotium Cristatum Postfermentation of Fireweed and Apple Tree Leaf Herbal Teas

Table 4

Comparison of the effect of Eurotium cristatum postfermentation on the composition of amino acids in various teas.

Amino acids	Fireweed tea				Apple tree leaf tea				Pingwu Fuzhuan brick tea [33]
	Before postfermentation		Postfermentation result		Before postfermentation		Postfermentation result		Before postfermentation		Postfermentation result		Postfermentation result
Duration of postfermentation (day)	0		14		0		14		0		12		16
	μg/g	%	μg/g	%	μg/g	%	μg/g	%	μg/g	%	μg/g	%	μg/g	%
TEAAs (His, Ile, Leu, Lys, Met, Phe, Thr, Trp, Val)	170.32	100	164.76	97	155.65	100	145.62	94	335.65^a	100	278.9^a	83	285.6^a	85
TNEAAs (Ala, Arg, Asn, Asp, Cys, Glu, Gln, Gly, Pro, Ser, Tyr)	385.72^b	100	369.04^b	96	195.87^b	100	211.96^b	108	1937.2^c	100	585.05^c	30	521.7^c	27
Total	556.04	100	533.8	96	351.52	100	357.58	102	2272.85	100	863.95	38	807.3	36

TEAAs: total essential amino acids; TNEAAs: total nonessential amino acids; ^aexcluding Met and Ile; ^bexcluding Cys and Pro; ^cexcluding Asn and Gln.