To create a homemade hair mask using baking soda, egg, and olive oil for shiny hair, follow these steps:
1. Whip the eggs until bubbles appear.
2. Pour baking soda and olive oil and give it a good stir to blend them well together.
3. Add apple cider vinegar and lemon juice.
4. Apply this mixture to your hair and massage gently to repeat the best benefits for your oily hair.