- This rosemary-based solution provides first-rate firmness reinforcement for skin that lacks energy. This solution is for people experiencing slackened facial contour, lack of tone, major weight loss, and/or skin lacking firmness. The skin is visibly smoother, firmer, the shape of face and neck seems redefined. Rosemary, hops, sage, white nettle, yarrow, Quintessence Yon-Ka (essential oils of lavender, geranium, rosemary, cypress, and thyme) are used to restore firmness and toning. Vegetable glycerin, sodium PCA provide hydrating properties. Silicon derivative, St. John's wort, coltsfoot apply regeneration. In the morning and/or evening, mix 1 or 2 pumps of your preferred booster into your normal moisturizer and apply to the face and neck.