Evidence supporting the use of: Monoterpenes
For the health condition: Allergies (respiratory)
Synopsis
Source of validity: Scientific
Rating (out of 5): 2
Monoterpenes, a class of terpenes found in essential oils of many plants (such as eucalyptus, peppermint, and tea tree), have some scientific evidence supporting their use in respiratory allergies, though the data is limited and mostly preclinical. Laboratory and animal studies have shown that certain monoterpenes, such as 1,8-cineole (eucalyptol) and linalool, can exert anti-inflammatory, bronchodilatory, and mucolytic effects. For example, 1,8-cineole has been shown to reduce airway inflammation and modulate immune responses relevant to allergic asthma in animal models and small human studies. Some clinical trials have found eucalyptol can improve lung function and decrease steroid use in chronic respiratory conditions like asthma and COPD, though these are not always specifically allergy-related. Other monoterpenes, such as limonene and alpha-pinene, have demonstrated anti-inflammatory or anti-allergic effects in vitro or in animal models, but human data is sparse.
Despite these findings, robust clinical evidence for the efficacy of monoterpenes in treating respiratory allergies in humans is lacking. Most studies are small, not allergy-specific, or preclinical. Some traditional medicine systems use monoterpene-rich plants for respiratory symptoms, but this is not direct evidence. Overall, while there is some scientific rationale and preliminary evidence, more and larger clinical studies are needed to confirm efficacy and safety in allergic respiratory conditions.
Other ingredients used for Allergies (respiratory)
2'-FucosyllactoseAcinetobacter lwoffii
Adrenergic amines
Akkermansia muciniphila
alpha-glycosyl isoquercitrin
Amor seco
Aralia
Asarum sieboldii
ashwagandha
aster root
Asteraceae
bacillus coagulans
bacteria
balloon flower
bee pollen
benegut perilla (proprietary)
Bidens pilosa
Bifidobacteria
Bifidobacterium
Bifidobacterium animalis
Bifidobacterium breve
Bifidobacterium lactis
Bifidobacterium longum
bioflavonoids
bishop\'s weed
black cumin
black seed
Boswellia
bromelain
bupleurum falcatum
butterbur
capillary artemisia
cardamom
Centipeda
chamomile
chrysanthemum
cineole
Cinidium
Cistus
citrus bioflavonoids
Clostridium butyricum
cortisol
cowherb
curcumen
curcumin
Echinacea
Elder
essential oil blend
eucalyptus
European Elder
Eyebright
fang-feng
fernbush
forskohlii root
galactooligosaccharides
ginger
ginseng
green tea
Guaco
heal-all
herbal blend (proprietary)
Himalayan salt
honey
honey loquat syrup
honeysuckle
horseradish
Houttuynia
iridoids
Kefir
kuding tea
Lactobacillus brevis
Lactobacillus gasseri
Lactobacillus paracasei
Lactococcus lactis
Lesser speargrass
licorice root
magnesium
marigold
Menthol oil
Mineral ascorbate
Monoterpenes
Mullein
Nettle
Nigella seed
omega-3 fatty acids
perilla
Phleum pratense
pineapple
Pinellia ternata
Platycodon
platycodon root
Plectranthus amboinicus
prebiotic blend (proprietary)
probiotics
purple butterbur root
quercetin
ravinsara
rhizome
Rooibos
rosmarinic acid
Sagebrush
schizonepeta
scrophularia root
siler root
Stellaria dichotoma
Stereospermum
Tagetes
Terpenoids
turmeric
Violet
vitamin C
vitamin D
Yuzu
Other health conditions supported by Monoterpenes
Abdominal PainAcid Indigestion
Acne
Allergies (respiratory)
Alzheimer's Disease
Anxiety
Anxiety Disorders
Appetite (deficient)
Arthritis
Asthma
Athlete's Foot
Bites and Stings
Boils
Bronchitis
Bruises (healing)
Burns and Scalds
Cancer (natural therapy for)
Cancer (prevention)
Cancer Treatment (reducing side effects)
Cardiovascular Disease
Colds (antiviral)
Colds (decongestant)
Colds (general)
Colds (prevention)
Colds (with fever)
Congestion
Congestion (bronchial)
Congestion (lungs)
Congestion (sinus)
Cough (damp)
