Minvita Rooibos Matcha Powder is made from 100% pure Rooibos extract. Rooibos Matcha Powder offers a rich aromatic & caffeine free flavourful drink, allowing you to consume more antioxidants & vitamins than the regular method of drinking Rooibos. Rooibos is low in harmful tannin & therefore does not have a negative effect on the absorption of iron in the body. Rooibos contains iron, potassium, magnesium, & copper – minerals which are essential for several metabolic functions.