Diane Sheets is a vocal coach in the USA who has developed a herbal tea that soothes vocals. She calls her tonic Voice Tea – and it contains Rooibos!
She has said that she adds Rooibos to her unique mixture due to its high antioxidant content. The blend also contains dried ginger and dehydrated lemons. Her Vocal Tea is so effective that it has become somewhat of an iconic drink among local artists.
Sheets has opened a tea store in Nashville where she sells her Vocal Tea to the public.
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