If you want to be sure, do a skin patch test - try putting a teeny bit of GPB on a patch of skin, and leave it there for a day or so (under a band-aid/plaster). If you're allergic to it, you'll either know right away, or you'll notice a localised allergic reaction. If not - you're safe to use it.
3b/c. Fine, med-high porosity, normal elasticity. Hair loves oils in summer, protein in winter. Constantly battling the hard water monster.

Favourites:
CJ Curl Theory, Curl Rehab, Smoothing, Curl Fix, Daily Fix, CCCC, CIAB, CQ, SSCC, MC shampoo, Inecto Pure Coconut Oil, CP luscious curl creme (summer), DB Pumpkin Seed (summer), FD/MT, JCWDT, JCTS

American literature PhD student in the UK...