Table 2 Percentage survival of cancer cell lines (CL-6, HepG2, Hep-2) treated with ethanolic extract from a total of 28 plants and 5 recipes used in Thai folklore medicine at the concentration of 50 μg/ml

Atractylodes lancea

32.10 ± 3.72

93.80 ± 8.09

-1.38 ± 0.67

Mesua ferrea

35.67 ± 8.66

64.62 ± 2.92

12.55 ± 6.03

Kaempferia galangal (leaf)

36.74 ± 11.72

75.03 ± 17.78

5.65 ± 0.08

Ligusticum sinense Oliv

43.85 ± 6.73

69.74 ± 4.46

36.81 ± 15.56

Zingiber officinal

44.26 ± 8.93

80.65 ± 11.92

8.11 ± 10.97

Artemisia annua

46.56 ± 6.03

95.76 ± 11.35

33.48 ± 7.85

Kaempferia galangal (flower)

47.49 ± 5.95

69.36 ± 16.12

9.74 ± 0.07

Mimusops elengi

48.84 ± 0.62

109.99 ± 2.95

54.44 ± 3.24

Pra-Sa-Prao-Yhai Recipe

49.43 ± 8.75

79.55 ± 23.90

25.55 ± 5.32

Piper chaba

50.62 ± 3.10

72.25 ± 1.15

12.42 ± 7.99

Mammea siamensis

51.35 ± 3.89

29.17 ± 12.28

59.52 ± 44.80

Angelica sinensis

51.77 ± 7.53

81.94 ± 12.48

33.77 ± 9.19

Syzygium aromaticum

55.40 ± 0.51

72.51 ± 15.32

34.30 ± 21.33

Nigella sativa

58.02 ± 2.25

118.49 ± 6.33

43.68 ± 0.49

Curcuma longa

59.86 ± 6.49

13.87 ± 12.88

0.57 ± 0.80

Ben-ja-Kul 1 Recipe

61.33 ± 2.84

87.19 ± 6.98

33.12 ± 9.68

Foeniculum vulgare

61.62 ± 8.86

83.26 ± 4.78

50.55 ± 11.04

Anethum graveolens

63.28 ± 12.92

97.47 ± 7.40

55.11 ± 4.37

Ben-ja-Kul 2 Recipe

63.78 ± 5.15

93.02 ± 9.15

46.27 ± 4.00

Piper pendulispicum

64.94 ± 5.78

62.66 ± 16.28

25.60 ± 14.67

Myristica fragrans

66.11 ± 2.11

89.14 ± 20.97

33.00 ± 13.32

Piper sarmentosum

69.20 ± 4.39

81.95 ± 10.79

34.09 ± 8.96

Amomum testaceum

72.30 ± 11.24

90.74 ± 12.47

71.24 ± 2.10

Cuminum cyminum

74.07 ± 6.38

87.25 ± 19.06

39.28 ± 7.50

Zingiber ligulatum

74.68 ± 2.17

106.55 ± 14.23

44.14 ± 2.28

Dioscorea membranacea

76.05 ± 2.57

90.86 ± 16.65

59.90 ± 29.93

Plumbago indica

77.79 ± 14.31

61.83 ± 20.45

40.50 ± 13.52

Tein-5 Recipe

79.73 ± 2.56

89.61 ± 16.60

63.21 ± 3.74

Dracaena loureiri

81.29 ± 10.42

96.18 ± 5.81

20.97 ± 28.05

Asclepias curassavica

81.63 ± 3.99

87.47 ± 13.67

47.45 ± 5.01

Smilax corbularia

81.77 ± 9.61

147.02 ± 18.39

68.96 ± 13.38

Dioscorea membranacea &Smilax corbularia

82.31 ± 0.39

141.96 ± 14.64

76.64 ± 13.42

Angelica dahurica

85.16 ± 5.55

80.18 ± 13.41

48.68 ± 2.68