How to make Grade 7 Intelligence Alkahest in Final Fantasy XIV

3 Grade 7 Intelligence Alkahest take 1 × Ash Diatomite, 1 × Ambrosial Water, 1 × Fernleaf Lavender, 1 × Moonlight Aethersand, 3 × Water Cluster and 3 × Lightning Cluster, at the Alchemist. Grade 7 Intelligence Alkahest is used in 12 recipes.