Why must consumption of Tuberous Begonia petals be moderated by those with kidney issues, gout, or rheumatism?

Answer

Because they contain oxalic acid

Although the petals of Tuberous Begonias are edible and citrusy, they contain oxalic acid, necessitating moderation for individuals susceptible to issues like kidney problems, gout, or rheumatism.

Why must consumption of Tuberous Begonia petals be moderated by those with kidney issues, gout, or rheumatism?
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