The discoverers and creators of a unique beauty secret with unparalleled powers: an exclusive and treasured formula combining 5 essential oils with extraordinary synergetic properties. "Yon-Ka Quintessence", is the DNA of our brand. Fine lavender from Haute Provence (lavandula angustifolia) with calming, healing and anti-inflammatory properties, geranium from Egypt (pelargonium graveolens) with anti-inflammatory, analgesic and healing properties, thyme from Spain (thymus officinalis), excellent stimulant with powerful antiseptic properties, and cypress from Provence (cupressus sempervirens) decongestant and powerful nervous system regulator. Yon-controls and validates the actual efficiency of the finished products thanks to efficacy testing conducted by independent and chartered Clinical Laboratories measuring of the firming effect, impact on the depth and appearance of the wrinkles, hydration levels.
Created by passionate aromatherapists, Yonka is the forerunner in customized aroma-therapeutic care for the face and body. Yon means the river of living, purifying water, and sounds similar to "ion", particle of energy while Ka is the eternal part of every being according to Egyptian mythology.
Yon and Ka unites what seems contradictory: knowledge and mystery, science and nature, movement and rest, shadows and light. Together they form a symbol of constant regeneration and newfound harmony. Each Yonka product is a potent blend of marine ingredients, botanical extracts and essential oils combined to balance and nurture skin without harsh chemicals.
From year 1954 to 1967, Pioneers in aromatherapy, Cecile, Ernst and Charles Muhlethaler are passionate about aromatherapy and in 1954 they found the Laboratories Multaler.
At the time, the wealth of ancestral and empirical knowledge they were able to draw upon was shared only by a small number of scientists, chemists and doctors. Since1968, Yonka continues to grow from small-scale operation to international company with the same passion. And in 2003, it became the flagship spa in the heart of Paris. Located on the left bank of Paris (39 rue de Sevres), this Spa is a haven of peace and relaxation. It offers you an array of multi-sensory treatments in the enchanting world of Yon-Ka aromas. It is the inspiration of new treatments for it is at the heart of the clients expectations.