While Samuel Kim was developing into a nationally ranked archer over the past few years, he was noticing that his grandmother, Jeng Suk Kim, living in the family's Englewood Cliffs home, was starting to show early signs of dementia.

Sourced from regions as far-flung as Madagascar and Asia, centella asiatica -- also known as Tiger Grass, Gotu Kola, or Cica -- thrives in swampy terrain and shaded, moisture-rich forests.

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