Curcumin is not related to cumin which is a spice made from the seeds of a different plant. Turmeric has been used for headaches, migraine and joint pain, as well as for other conditions. Turmeric is LIKELY SAFE when used appropriately by adults. *Stomach upset, nausea, dizziness or diarrhea. Stop turmeric if you have any of these side effects.
However, it is now accepted that not only were the 'story' elements of the narrative 'fiction', but that the 'facts' on which Haley based is story were also not true-i.e. that the whole story was fiction from beginning to end.
However, some nonfiction can in fact tell a story, which would classify it as narrative writing. In the case of nonfiction, the story must be a true story with real people and events. Autobiographies and biographies are examples of nonfiction that is narrative writing, as they tell the real story of a person's life.