Organic acids

Chelfi

Garsi

Zahri

Tounsi

Kalai

Ascorbic Acid

0.03 ± 0.01^a

0.04 ± 0.00^a

0.02 ± 0.00^a

2.28 ± 0.46^b

0.06 ± 0.01^a

Citric Acid

1.52 ± 0.35^a

1.4 ± 0.07^a

1.68 ± 0.05^a

2.86 ± 0.17^b

2.19 ± 0.09^a,b

Fumaric Acid

0.01 ± 0.00^b

0.01 ± 0.00^b

0.00 ± 0.00^b

0.00 ± 0.00^a

0.01 ± 0.00^b

Malic Acid

0.47 ± 0.18^a

1.42 ± 0.48^b

0.69 ± 0.07^a

0.6 ± 0.16^a

2.5 ± 0.03^c

Succinic Acid

0.01 ± 0.00^a,b

0.01 ± 0.00^a

0.03 ± 0.01^a,b

0.00 ± 0.00^b

0.00 ± 0.00^a

Tartaric Acid

0.03 ± 0.01^a

0.01 ± 0.00^a

0.03 ± 0.02^a,b

0.06 ± 0.01^b

0.02 ± 0.0^a

Total Acids

2.07 ± 0.55^a

2.89 ± 0.5^b

2.45 ± 0.15^a,b

5.83 ± 0.8^c

4.78 ± 0.13^b,c