Thuja gives men's fragrances a distinctly green, coniferous profile. Its scent is woody and resinous, with aromatic foliage, a dry cedar-like impression and a cool camphoraceous edge. The effect is brisk rather than sweet, making it useful when you want outdoor character without heavy smoke or dense amber.
In perfume, thuja usually works as an aromatic or woody accent, sharpening compositions built around cedar, pine, vetiver, moss, citrus, herbs or dry spices. Its green lift can appear near the opening, while resinous facets give more structure as the fragrance settles. For men's scents, this note suits fresh woods, forest-inspired aromatics and understated everyday formulas. Look for it when you prefer a clean, brisk profile with more texture than a simple citrus scent.