First, pitaya can't be eaten with milk, and vitamin C in pitaya will denature and agglomerate protein in milk, which will affect its digestion;
Second, pitaya is cool, and people with cold, qi stagnation, phlegm and blood stasis should not eat more pitaya;
Third, menstrual women should not use pitaya to avoid poor menstruation;
Fourth, diabetics should not eat more pitaya. The sugar content in pitaya is mainly glucose, and eating too much will easily increase blood sugar.
Fifth, pitaya is rich in plant albumin, so pregnant women with allergic constitution should eat carefully.
Extended data:
Growth environment of red pitaya:
It grows in the tropical rain forest of Central America. Belonging to tropical and subtropical plants, they like light and shade, fertilizer and barren, heat and drought resistance, and have low requirements for soil quality, but it is best to choose neutral or weakly acidic sandy loam with rich organic matter and good drainage performance, and the most suitable soil pH value is 6-7.5.
It is not suitable to grow in areas where the temperature is lower than 8℃ for a long time in winter. Resistant to low temperature of 0℃ and high temperature of 40℃, and the optimum growth temperature is 25-35℃. It grows rapidly in a warm and humid environment with sufficient light.
Baidu Encyclopedia-Red Heart Pitaya
People's Daily Online-What should I pay attention to when eating pitaya?