25ml要$38，看了一下配方，好像并不复杂，都是常见精油，DIY应该成本不超过$3.8，发给大家看看。

Phytopolléine Botanical Scalp Treatment

-Essential Oils of Rosemary, Sage, and Cypress: Tone the hair bulb and support natural microcirculation.
-Lemon Oil: Purifies the scalp.
-Corn Oil: Soothes with a cooling sensation.

Corn Germ Oil, Fragrance, Citrus Lemon Peel Oil, Limonene, Melaleuca Leucadendron Cajaput Oil, Rosemary Leaf Oil, Sage Oil, Cupressus Sempervirens Leaf/Nut/Stem Oil, Linalool, Citral, Isoeugenol, Geraniol, Eugenol, Coumarin, Citronellol.