There are also numerous studies showing a cancer-preventing effect of curcumin. This may be due to its powerful antioxidant activity in the body. Many people take 400 mg of curcumin three times per day in capsules or tablets. Tincture can be used in the amount of 0.5-1.5 ml, three times per day. Turmeric as a spice can also be incorporated into the diet as a way to promote health.
Turmeric is extremely safe.
It has been used in large quantities as a food with no adverse reactions. However, persons with symptoms from gallstones should avoid turmeric. Free radical scavenging activity of curcuminoids. Kiso Y, Suzuki Y, Watanbe N, et al. Antihepatotoxic principles of Curcuma longa rhizomes.