Look for yourself, and use it as a springboard to look at other filters, more a costumes to your needs.
I also have this problem and we have a lot of magnesium in our well which really weighed my hair down. I use this filter attached to my shower head:
Aqua Earth 15 Stage Shower Filter https://www.amazon.com/dp/B07PYVD9LV/ref=cm_sw_r_cp_api_i_5LPcFbZ29KWHY
For me, nothing else worked.
Complex’s are kinda slum lords, here. I think you can buy a shower head that deals with hard water. https://www.amazon.com/Aqua-Earth-Activated-Technology-Sediments/dp/B07PYVD9LV/ref=asc_df_B07PYVD9LV/?tag=hyprod-20&linkCode=df0&hvadid=343230796277&hvpos=&hvnetw=g&hvrand=4055071296679328924&hvpone=&hvptwo=&hvqmt=&...
You can get a shower filter for like $30 on Amazon and just screw it on super easily, here’s a link of the one I have, best of luck. https://www.amazon.com/dp/B07PYVD9LV?ref=ppx_pop_mob_ap_share