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'-Fucosyllactoseakkermansia muciniphila
alpha-glycosyl isoquercitrin
ashwagandha
bacillus coagulans
benegut perilla (proprietary)
bifidobacterium breve
bifidobacterium lactis
bifidobacterium longum
black cumin
bromelain
bupleurum falcatum
chamomile
citrus bioflavonoids
citrus oil
turmeric
curcumin
forskohlii root
ginger
ginseng
green tea
horseradish
honeysuckle
lactobacillus brevis
lactobacillus gasseri
lactobacillus paracasei
lactococcus lactis
licorice root
magnesium
nettle
omega-3 fatty acids
perilla
pineapple
platycodon root
prebiotic blend (proprietary)
purple butterbur root
quercetin
rhizome
schizonepeta
scrophularia root
vitamin C
vitamin D
water
mullein
cardamom
bee pollen
chrysanthemum
siler root
eucalyptus
menthol oil
aster root
herbal blend (proprietary)
Aralia
Adrenergic amines
Asteracea
Acinetobacter lwoffii
Amor seco
Asarum sieboldii
Black Seed
Bifidobacterium
Bidens pilosa
Bishop's Weed
Boswellia
Bioflavonoids
Butterbur
Bifidobacterium animalis
Bacteria
Bifidobacteria
Balloon Flower
Cortisol
Capillary Artemisia
Cineole
Cowherb
Curcumen
Cinidium
Centipeda
Cistus
Clostridium butyricum
European Elder
Echinacea
Elder
Essential Oil Blend
Himalayan Salt
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)