Science & Research

Glass cup of purple tea with cinnamon sticks showing balanced spice infusion and antioxidant-rich color

Purple Tea and Spices: Flavor, Antioxidants, an...

Research on TRFK 306 purple tea examined how spices influence both antioxidant activity and taste. Moderate amounts of cinnamon, lemongrass, or nutmeg improved enjoyment while maintaining much of the tea’s...

Purple Tea and Spices: Flavor, Antioxidants, an...

Research on TRFK 306 purple tea examined how spices influence both antioxidant activity and taste. Moderate amounts of cinnamon, lemongrass, or nutmeg improved enjoyment while maintaining much of the tea’s...

Glass cup of light violet purple tea extract showing anthocyanin-rich infusion and laboratory-inspired clarity

Anthocyanin-Rich Purple Tea Extract: Stability ...

A 2024 study on anthocyanin-rich extract from Zijuan purple tea examined pigment stability, antioxidant strength, and plasma protection. The findings highlight strong antioxidant activity and moderate stability under heat and...

Anthocyanin-Rich Purple Tea Extract: Stability ...

A 2024 study on anthocyanin-rich extract from Zijuan purple tea examined pigment stability, antioxidant strength, and plasma protection. The findings highlight strong antioxidant activity and moderate stability under heat and...

Dried purple tea leaves from TRFK 306/1 cultivar with brewed purple tea in background

Purple Tea Variety TRFK 306/1: Kenya’s Anthocya...

TRFK 306/1, released in Kenya in 2009, was bred for naturally high anthocyanin levels and a distinct violet leaf color. This cultivar helped position purple tea as a specialty health-focused...

Purple Tea Variety TRFK 306/1: Kenya’s Anthocya...

TRFK 306/1, released in Kenya in 2009, was bred for naturally high anthocyanin levels and a distinct violet leaf color. This cultivar helped position purple tea as a specialty health-focused...

Purple tea leaves beside a glass cup of violet tea highlighting natural anthocyanin pigmentation

Decoding Anthocyanin Accumulation in Purple Tea...

A 2025 study examined how anthocyanins accumulate in purple tea plants, identifying key genes and molecular processes that control pigment production and seasonal color stability.

Decoding Anthocyanin Accumulation in Purple Tea...

A 2025 study examined how anthocyanins accumulate in purple tea plants, identifying key genes and molecular processes that control pigment production and seasonal color stability.

Glass of purple tea with cinnamon stick and fresh ginger illustrating spice infusion and antioxidant balance

Effect of Spices on Purple Tea Acceptability an...

A study on TRFK 306 purple tea examined how adding spices affects taste and antioxidant activity. Moderate amounts of cinnamon, lemongrass, or nutmeg improved drinkability while preserving much of the...

Effect of Spices on Purple Tea Acceptability an...

A study on TRFK 306 purple tea examined how adding spices affects taste and antioxidant activity. Moderate amounts of cinnamon, lemongrass, or nutmeg improved drinkability while preserving much of the...

Top view of purple tea in a glass cup with dried purple leaves, representing research on GHG and metabolic health

Purple Tea and Obesity Management: What the GHG...

A 2024 review explored how a unique compound in purple tea, called GHG, may influence fat metabolism and weight regulation. Early findings suggest modest support for metabolic health, though larger...

Purple Tea and Obesity Management: What the GHG...

A 2024 review explored how a unique compound in purple tea, called GHG, may influence fat metabolism and weight regulation. Early findings suggest modest support for metabolic health, though larger...