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. 2015 Sep 11;7(9):7729–7748. doi: 10.3390/nu7095359

Table 2.

List of cinnamon essential oils or extracts active against Gram-negative and Gram-positive bacteria.

Type of Sample Bacteria References
BARK extracts, obtained with different organic solvents (ethyl acetate, acetone and methanol) Klebsiella pneumonia 13883 [45]
Bacillus megaterium NRS
Pseudomonas aeroginosa ATCC 27859
Staphylococcus aureus 6538 P
Escherichia coli ATCC 8739
Enterobacter cloaca ATCC 13047
Corynebacterium xerosis UC 9165
Streptococcus faecalis DC 74
STEM BARK Ethanolic extract Staphylococcus aureus (MRSA) [46]
BARK AND CLOVE POWDER Hydroethanolic extract Moraxella catarrhalis [47]
Combination of piperacillin and cinnamon BARK essential oil E. coli (β-lactamase-producing) [49]
Essential oil obtained by hydro-distillation of cinnamon BARK Salmonella typhi [50]
Salmonella paratyphi A
Escherichia coli
Staphylococcus aureus
Pseudomonas fluorescens
Bacillus licheniformis
Essential oil obtained by hydro-steam distillation of cinnamon BARK Escherichia coli O157:H7 [51]
[52]
[53]
Yersinia enterocolitica O9
Proteus spp.
Klebsiella pneumonia
Essential oil (BARK and fresh LEAVES) Escherichia coli O157:H7 [52]
[53]
[54]
[56]
[58]
[59]
[60]
[61]
[63]
Yersinia enterocolitica O9
Proteus spp.
Klebsiella pneumonia
Streptococcus mutans
Lactobacillus acidophilus (fresh leaves)
Mycoplasma hominis (bark)
Haemophilus ducreyi (E. O from C. verum)
L. monocytogenes (bark) (E.O from C. cassia)
Salmonella typhimurium
Methanolic extract of cinnamon BARK Escherichia coli [55]
Enterobacter aerogenes
Providencia stuartii
Pseudomonas aeruginosa
Klebsiella pneumoniae
Enterobacter cloacae
Fresh LEAF extract Escherichia coli O157:H7 [52]
[53]
[57]
Yersinia enterocolitica O9
Proteus spp.
Klebsiella pneumonia
Enterococcus faecalis
Aqueous, hydroalcoholic and alcoholic dried inner BARK extracts (Soxhlet) Propionibacterium acnes (hydroethanolic extracts inactive) [30]
Staphylococcus epidermidis
Cinnamon BARK extracts Salmonella typhimurium [62]
S. aureus
E. coli
Extract obtained from cinnamon STICK L. monocytogenes [65]
S. aureus
Salmonella enterica
BARK essential oil (tested in liquid and vapor phases) Cronobacter sakazakii [66]
C. malonaticus
Commercial essential oils from C. cassia (LEAF-BRANCH) and C. verum (BARK) L. monocytogenes NCTC 11994 [67]
[5]
[64]
L. monocytogenes S0580
S. typhimurium ATCC 14028
S. typhimurium
E. coli O157:H7 ATCC 35150
E. coli O157:H7 S0575
Brochothrix thermosphacta ATCC 11509
P. fluorescens ATCC 13525
P. aeruginosa ATCC 27853
E. coli ATCC 25922
S. aureus ATCC 29213
Arcobacter butzeiri
Arcobacter skirrowii
Nanoparticles loaded with cinnamon BARK extract L. monocytogenes [68]
S. typhimurium