If you're curly hair and have high porosity hair, you need a lot of nourishment. Often high porosity hair is:
The advantage over low porosity hair is there are so many great products out there that it's hard to just recommend a few, so instead of recommending lines, I'm recommending types of products. For best results you'll want one of each:
If you have high porosity hair you will want to use the gentlest type of cleansing, which is a cleansing conditioner, AKA a "cowash"
Once a week or more you'll want to follow your cowash with a deep conditioner to help your hair retain moisture.
A nourshing styler helps further nourish your hair. Most of these are classified as milks, creams, or leave ins.
Lock in stylers help your curls/waves hold and also to lock in moisture.