Total Vitamin C, Ascorbic Acid, Dehydroascorbic Acid, Antioxidant Properties, and Iron Content of Underutilized and Commonly Consumed Fruits in Sri Lanka
Table 4
DPPH assay of common and underutilized fruits in Sri Lanka.
Fruits
DPPH-IC50 (mg/mL)
Classification of AC measured by DPPH
Common fruits
C. Lantanus
a
Very low (IC50 > 500 mg/mL)
P. americana
b
C. aurantifolia
c
Low (IC50 100–500 mg/mL)
G. mangostana
c
A. comosus
cd
P. guajava (pink flesh)
de
N. lappaceum
e
P. edulis
gh
M. paradisiaca AAB, “Silk”
hi
C. sinensis
i
C. papaya
j
M. paradisiaca AAB “Mysore”
k
High (IC50 20–100 mg/mL)
L. acidissima
no
M. indica
r
Very high (IC50 < 20 mg/mL)
P. guajava (white flesh)
s
Underutilized fruits
S. koetjape
c
Very low (IC50 >500 mg/mL)
B. motleyana
f
Low (IC50 100–500 mg/mL)
C. aurantium
fg
S. jambos
gh
A. heterophyllus (Waraka)
j
P. granatum
k
High (IC50 20–100 mg/mL)
A. bilimbi
k
P. campechiana
l
A. muricata
l
A. heterophyllus (Wela)
m
F. inermis
mn
A. carambola
mn
A. marmelos
nop
S. dulcis
op
S. caseolaris
p
C. carandas
q
C. cauliflora
s
Very high (IC50 < 20 mg/mL)
A. occidentale (yellow)
s
D. ovoideum
t
A. occidentale (red)
u
P. emblica
v
E. serratus
v
Means with different superscript letters in individual column are significantly () different from each other. Data are expressed as (). DPPH: 2,2-diphenyl-1-picrylhydrazyl; FW: fresh weight; AC: antioxidant capacity.