Bonus nutrients: Zinc, selenium, and other hair-boosting minerals. Tip: Have eggs boiled, scrambled, or poached — and don’t skip the yolk! 2. Fatty Fish – Omega-3 for Hair Strength and Shine ...

You can also apply fish oil directly to your hair and scalp for targeted nourishment. Here's how: Start by mixig fish oil with a carrier oil like coconut oil, olive oil, or argan oil in a 1:1 ratio.