Category Archives: Antioxidant

The Antioxidant Effects of Green Tea

Green tea is a decoction made from the leaves of the Camellia sinensis plant. Green tea has been extensively researched for its phytochemical content and its health effects. Green tea is a source of catechin flavonoids, and it is these … Continue reading

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Cloves as a Spice

Clove (Syzygium aromaticum) is a highly important commercial spice that also has significant medicinal effects. The antioxidant effects of cloves not only impart excellent flavour qualities on certain foods, but can also preserve the food constituents of which they form … Continue reading

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Quercetin and the Brain

Quercetin is a phytochemical that belongs to the flavonoid group of polyphenols. Evidence suggests that quercetin is bioavailable in humans, where it may confer health effects due to its antioxidant and anti-inflammatory effects. Quercetin may protect brain tissue because of … Continue reading

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Quercetin as a Preservative in Fish Oils

Fish oils are a source of long chain fatty acids that feed into the essential fatty acid pathways in humans. This means that fish oils can help modulate the cellular need for essential fats to make important cellular hormones. Supplementing … Continue reading

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Polyphenols as Food Preservatives

Polyphenols are phytochemicals synthesised in plant tissues. Polyphenols are useful in the preservation of foods because they have a number of properties that make them reduce spoilage rates. Polyphenols are antibacterial in nature and as such they can reduce the … Continue reading

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Dietary Polyphenols as Anti-Ageing Phytonutrients

Polyphenols are phytochemicals contained within all plant tissue. They are generated by plants as part of the natural metabolic processes in plants. Consuming plants supplies polyphenols to animals and humans, where many of them are bioavailable. Dietas rich in fruits … Continue reading

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Lamiaceae Family Plants as Antioxidants

Lamiaceae plants are a group of plants that belong to the Lamiaceae or mint family. They have a characteristic “minty” taste and smell that results from the presence of an essential oil contained within the plant tissues. Studies have investigated … Continue reading

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Lepidium meyenii (Maca): Antioxidants

Maca (Lepidium meyenii) is a cruciferous vegetable that grows in high altitude regions of South America. Evidence suggests that consuming maca can significantly improve hormonal health through delivery of phytochemicals that may have adaptogenic properties. One mechanism by which maca … Continue reading

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Lagerstroemia speciosa: Antioxidants and Phenolic Content

Lagerstroemia speciosa is a flowering plant that belongs to the Lythraceae family of plants. The plant is distributed in the Tropical Himalaya and Assam, and Western and Eastern Ghats regions. Commonly the plant is known as the Queen’s flowers, Queen’s … Continue reading

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Tribulus terrestris: Neuroprotective?

Tribulus terrestris is a plant used in traditional medicine for its anti-cancer, anti-diabetic, antispasmodic, cardioprotective, diuretic, immunomodulatory and nervous system activity. Evidence suggests that Tribulus terrestris contains phytochemicals that confer antioxidant and anti-inflammatory effects on the consumer. These antioxidant and … Continue reading

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