I saw a sports podiatrist and he recommended these insoles for my neuroma (low level of constant discomfort stage) - Aetrex Customizable Comfort L2400 Orthotics|Helps Relieve Pressure & Pain
They sell them with and without metatarsal pads and with high and low arch. But it allows you to remove portions of it to relieve pressure from specific areas.
Iv’e only done one ride (about 5hrs) yesterday on them and a 2hr hike the day before, but considering I could do it without pain, it’s looking like they may actually work 