A-to-Z List Essential Oils for Muscle Stiffness:

Arnica

(Arnica montana)

Aroma Description: Herbal and bitter, discreet and neutral with a hint of cut grass
Black Pepper

(Piper nigrum)

Aroma Description: Crisp, fresh, peppercorn aroma.
Black Seed

(Nigella sativa)

Aroma Description: Bland, Mild, Earthy, Peppery/Spicy, Woody
Camphor

(Cinnamomum camphora)

Aroma Description: Strong, penetrating, fragrant, fresh, woody, somewhat eucalyptus-like aroma due to its high cineole content
Galbanum

(Ferula gummosa)

Aroma Description: Galbanum Essential Oil possesses an intensely green, fresh leafy odor with a dry woody back-note of balsamic, bark- like character.
Lavender

(Lavandula angustifolia)

Aroma Description: Floral, fresh, sweet, herbaceous and sometimes slightly fruity. It can be slightly camphorous.
Marjoram

(Origanum majorana)

Aroma Description: Herbaceous, sweet, woody and has an underlying delicate floral note.
Peppermint

(Mentha piperita)

Aroma Description: Intensely minty. Its aroma is reminiscent of peppermint candies, but it is more concentrated and is more intense in fragrance than Spearmint Essential Oil.
Rosemary

(Salvia rosmarinus)

Aroma Description: Fresh, herbaceous, sweet, and slightly medicinal