Shop › Eminence Calm Skin Arnica Booster-Serum Image 1 of 1 Eminence Calm Skin Arnica Booster-Serum $67.00 Calm and balance your skin with this extra strength serum and product enhancer infused with arnica, chamomile and lavender. Add To Cart Added! Calm and balance your skin with this extra strength serum and product enhancer infused with arnica, chamomile and lavender.