Anti-borreliae efficacy of selected organic oils and fatty acids

Table 1 Bactericidal efficacy of organic oils against logarithmic and stationary phases of Borrelia burgdorferii s.s. and Borrelia garinii

Tested oils	Borrelia burgdorferi s.s.		Borrelia garinii
Tested oils	Logarithmic phase MBC₉₀ (%)	Stationary phase MBC₉₀ (%)	Logarithmic phase MBC₉₀ (%)	Stationary phase MBC₉₀ (%)
Arnica oil	NS^a	NS^a	NS^a	NS^a
Avocado oil	NS^a	NS^a	NS^a	NS^a
Bay leave oil (Pimenta racemosa)	0.15	0.15	0.15	0.15
Birch (sweet) oil	0.25	0.25	0.25	0.25
Black pepper oil	1.0	1.0	1.0	1.0
Black seed oil	1.0	1.0	1.0	1.0
Borage oil	1.0	1.0	1.0	1.0
Cassia oil	0.15	0.15	0.15	0.15
Coconut oil	NS^a	NS^a	NS^a	NS^a
Coriander oil	1.0	1.0	1.0	1.0
Chamomile oil (German)	0.25	0.25	0.25	0.25
Chamomile oil (Roman)	1.0	1.0	1.0	1.0
Fennel oil	1.0	1.0	1.0	1.0
Grape seed oil	NS^a	NS^a	NS^a	NS^a
Greek Sage oil (Salvia triloba)	0.75	0.75	0.75	0.75
Helichrysum oil	1.0	1.0	1.0	1.0
Hyssop oil	0.75	0.75	0.75	0.75
Jasmin oil	0.75	0.75	0.75	0.75
Juniper oil	NS^a	NS^a	NS^a	NS^a
Laurel leaf (Laurus nobilis)	0.50	0.50	0.50	0.50
Myrrh oil	0.75	0.75	0.75	0.75
Nutmeg oil	0.75	0.75	0.75	0.75
Olive oil	NS^a	NS^a	NS^a	NS^a
Pumpkin seed oil	0.75	0.75	0.75	0.75
Pine needle oil	0.75	0.75	0.75	0.75
Safflower oil	NS^a	NS^a	NS^a	NS^a
Sunflower oil	NS^a	NS^a	NS^a	NS^a
Tarragon oil	1.0	1.0	1.0	1.0
Thyme	0.2	0.2	0.20	0.20
Turmeric oil	0.75	0.75	0.75	0.75
White camphor oil	0.75	0.75	0.75	0.75

Abbreviations: MBC₉₀–minimal bactericidal concentration causing at least 90% of killing assessed by spectrofluorimetry after 72 h of treatment; ^a–maximal tested concentration (i.e., 1%), NS–not susceptible/not satisfying MBC₉₀ requirement at the maximal tested concentration

ISSN: 2662-7671