Some popular essential oils for hair serums include:

– Rosemary oil: Promotes hair growth and reduces hair loss.

– Lavender oil: Soothes and moisturizes the scalp.

– Peppermint oil: Stimulates blood circulation to the scalp and promotes hair growth.

– Cedarwood oil: Balances the scalp's oil production and reduces dandruff.

– Tea tree oil: Treats scalp conditions such as dandruff and eczema.

Here are a few recipes for homemade hair serums:

Hair Growth Serum: Combine 2 tablespoons of coconut oil with 5 drops of rosemary oil and 5 drops of lavender oil.

Frizz Control Serum: Combine 2 tablespoons of jojoba oil with 5 drops of peppermint oil and 5 drops of cedarwood oil.

Frizz Control Serum: Combine 2 tablespoons of jojoba oil with 5 drops of peppermint oil and 5 drops of cedarwood oil.