When cooked, beets https://greenelly.com/ lose some of their vitamins, but they become more digestible for gastrointestinal problems. The best option is to cook until al dente.
However, not everyone can eat beets. There are a number of contraindications:
urolithiasis and cholelithiasis;
gastrointestinal diseases (caution, exacerbation is possible);
hypotension (due to a sharp decrease in pressure).
The recommended amount for a healthy person is 100-200 g per day. You can eat beets at any time of the day, most importantly 2 hours before bedtime. Before bed, it helps relieve stress and calm you down.