Zrejme nejake tie soli obsahovat bude:
The main chemical constituents of cuttlebone are calcium carbonate, sodium chloride, calcium phosphate, magnesium salts and an abundance of micro-trace elements. Despite its high gross calcium content, cuttlefish bone is relatively poorly absorbed

takze asi nebude najvhodnejsi zdroj.

S tymi nosnicami mate asi pravdu, to ma nenapadlo Tu blanku mysleli zrejme nijak tepelne nespracovanu, takze po prevareni by nemal byt ziaden problem.