1-Periwinkle
Madagascar Periwinkle or “Vinca” contains more than 400 active alkaloids. Vinca improves blood supply to the brain which increases the oxygen and glucose available for your brain to perform well.
Vincristine, found in Periwinkle, is known to counter the decline in intellectual and academic abilities due to cancer-causing agents in children. The alkaloids in Periwinkle also raise levels of the neurotransmitter
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