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1. Of or relating to phytochemistry.
2. Of or relating to phytochemicals.
A nonnutritive bioactive plant substance, such as a flavonoid or carotenoid, considered to have a beneficial effect on human health. Also called phytonutrient.

phy′to·chem′i·cal·ly adv.


the active chemical components, or constituents, present in a plant that account for its medicinal properties.


A chemical of plant origin, such as sulforaphane from cruciferous vegetables, alicin from garlic and onions, limonene from citrus fruits, isoflavones from beans, and ellagic acid from grapes. Phytochemicals may be useful for certain diseases (e.g., in chemoprevention of malignancy), immune stimulation, etc.


A biologically active but nonnutrient substance found in plants; includes antioxidants and phytosterols.
Synonym(s): bioactive nonnutrient, phytoprotectant.


a compound found in plants or plant-derived products.

Phyto-, as in phytochemical, phytomedicinal, and phytotherapy

Meaning, or pertaining to, a plant or plants.
Mentioned in: Herbalism, Western

phytochemical (fīˈ·tō·keˑ·m·kl),

n medicinally active chemical constituents derived from plants.
References in periodicals archive ?
The following, phytochemically similar groups of plant taxa host characteristic beetle guilds: Swartzieae (here treated as tribe incertae sedis), Bauhinia (Caesalpiniaceae), Detarieae - Amherstieae (Caesalpiniaceae), Andira - Hymenolobium Acosmium (tribes Sophoreae and Dalbergieae, Fabaceae), Machaerium-Paramachaerium (Dalbergieae, Fabaceae), Dipteryxeae (Fabaceae), and the family Mimosaceae.
Clinical trials using phytochemically validated herbal medicines in conjunction with pharmacological intervention such as anti-retrovirals are required to assess potential benefits in such a complex condition which often has many confounding co-morbidities.
Aqueous and ethanolic extracts of propolis were phytochemically analysed, different polyphenols, flavonoids and phenylcarboxylic acids were identified as major constituents.
Phytochemically the plant has been reported to contain sesquiterpene lactones deoxyele-phantopin, isodeoxy-elephantopin and scabertopin (But et al.
Melissa officinalis essential oil was phytochemically examined by GC-MS analysis, its main constituents were identified as monoterpenaldehydes citral a, citral b and citronellal.
One surprising detail is that the phytochemical knowledge arises from only 58 species, leaving about 172 species of the genus Stevia that have not phytochemically studied.
The plant has been investigated phytochemically for cardenolides, anthocyanins, hydrocarbon and triterpenoids (Moscolo et al.