Macadamia nuts
Chufa / tiger nut
Not a nut but a tuber; roasted versions are less suitable according to SIGHI.
Suitable
Most people with histamine intolerance tolerate this food well.
Chufa is a starchy tuber rather than a nut and is listed by SIGHI among foods that are usually well tolerated.
Safer alternatives
Suitable
Coconut
Chia seeds