Any suggestions on how to make my hair healthier?

I have been highlighting my hair for a year now, do any of you have suggestions for healtier hair? Specifically I am looking for a deep-conditioning product or a all natural treatment. No shampoo/conditioner recommendations, please!

Any suggestions on how to make my hair healthier?

You can eat vitamins for healthy hair,skin,and nails.Don't even think about washing your hair everyday either because that just frizzes it up.Your hair also depends on the conditioner you use.If you feel you are using shampoo/conditioner that feels wrong change and try something else.

Any suggestions on how to make my hair healthier?

Sounds weird but start taking prenatal vitamins. They're really good for your hair and nails.

Any suggestions on how to make my hair healthier?

Get some Hair, skin, and Nail vitamins form GNC!

They come in a package with 3 bottles that last for a month, and BOY do they work GOOD!