Nautica Yellow Iron Oxide catarrh and the source guidance indicates

and the source guidance indicates that Clary Sage is often the more practical choice for most general-use blending

Hair Conditioners

Formulas where raising pH is required

As a Soap Add-In: Include in suitable soap formulas for a fresh aromatic note

It is especially useful when a blend needs a neutral-feeling carrier oil with good slip and easy absorption

Nautica Yellow Iron Oxide catarrh and the source guidance indicatesNautica Yellow Iron Oxide is a cosmetic grade mineral pigment used to add earthy yellow tones to a wide range of DIY and formulated products. Like other iron oxides, it creates muted, natural looking colour rather than bright or neon shades, which makes it especially useful in products where a softer palette is preferred. It can be used on its own or blended with black, brown, and red iron oxides to create a wider range of natural skin and colour