Ingredient Spotlight: Rosemary

Ingredient Spotlight · Plant Active

The Rosemary

The herb that tones. Antioxidant, draining and firming, rosemary is one of the pillars of our firming treatments, and one of the five essential oils in the Yon-Ka Quintessence.

The portrait of a Mediterranean shrub with a double life: extract and essential oil.

FirmingDrainingToningAntioxidantDetoxifying
Shop our rosemary treatments
Common name
Rosemary, common rosemary.
INCI name
Rosmarinus Officinalis (Rosemary) Leaf Extract (extract); Rosmarinus Officinalis (Rosemary) Leaf Oil (essential oil).
Family, type
Lamiaceae; toning and antioxidant plant active.
Found in nature
The scrublands of the Mediterranean, where it grows as an evergreen shrub with needle-like leaves and pale blue flowers.
How it's obtained
Extract: maceration or extraction of the leaves. Essential oil: steam distillation of the flowering tops.
Typical concentration
Extract: 0.5% to 3%; essential oil: a few tenths of a percent.
Organoleptic properties
Extract: amber to brown liquid; essential oil: colorless liquid with a fresh, camphor-like, herbaceous scent.
Physical characteristics
Extract rich in rosmarinic acid, carnosic acid and carnosol, powerful antioxidants1,2; essential oil rich in 1,8-cineole, camphor and alpha-pinene, volatile and oil-soluble.
Benefits
Firming, draining, toning, detoxifying, antioxidant, purifying, invigorating.
Cosmetic indications
Skin losing firmness, dull or tired skin; puffy eye contours; draining and contouring body care.

Did you know?A little history

"Ros marinus," dew of the sea: the Romans named it this because it grows along the Mediterranean, where sea spray waters it.

The Greeks wove it into crowns to boost students' memory, the Egyptians placed it in tombs, and in the Middle Ages it was burned to purify hospital air. Hungary Water, the first alcohol-based toilet water in history in the 14th century, was made with rosemary.

At Yon-Ka, it has been there since 1954 as one of the five essential oils of the Quintessence, and later as an active extract at the heart of the Phyto line dedicated to firmness.

General useRosemary in everyday life

In the kitchen, it flavors grilled dishes and oils. In herbal medicine, its leaves are traditionally used for digestion and circulation. Research focuses mainly on its polyphenols, rosmarinic acid and carnosic acid, among the most effective plant antioxidants known, so much so that rosemary extract is used as a natural preservative in the food industry1,2.

The extract and the essential oil don't have the same properties: the extract provides antioxidant, firming polyphenols, while the essential oil provides toning, purifying aromatic molecules. Our formulas use one, the other, or both.

Cosmetic useIts properties on skin

  • FirmingRosemary extract helps tone tissue and preserve firmness on the face and body.
  • DrainingIt stimulates microcirculation and supports the elimination of toxins: less puffiness, less retention.
  • AntioxidantRosmarinic acid and carnosic acid neutralize the free radicals behind premature aging1,2.
  • ToningThe essential oil invigorates the skin and restores radiance to tired complexions.
  • PurifyingIts cleansing properties make it an ally for combination to oily skin2.
  • DetoxifyingOn the body, it supports contouring care by encouraging drainage.

FormulationThe forms of rosemary used at Yon-Ka

Two forms, two roles. You can tell them apart in our INCI lists by the word Extract or Oil.

Leaf extract

Rosmarinus Officinalis (Rosemary) Leaf Extract

The firming, draining active of the Phyto line and our eye contour treatments. It delivers antioxidant polyphenols and contributes to tissue tone.

Key active in: Phyto 58 PS · Phyto 58 PNG · Phyto 52 · Phyto 152 · Phyto-Contour · Booster Lift +
Also found in: Nutri-Contour · Nutri Defense Creme · Time Resist Jour · Time Resist Nuit · Sensitive Creme · Glyconight 10% Masque

Essential oil

Rosmarinus Officinalis (Rosemary) Leaf Oil

Present in nearly all of our treatments as one of the five essential oils of the Yon-Ka Quintessence. In the Silhouette body care, it's dosed as a toning active in its own right.

Key active in: Huile Silhouette · Gommage Doux Silhouette

In cosmeticsUses

  • Firming creams for face, neck and bust;
  • Anti-puffiness eye contours;
  • Tightening anti-wrinkle boosters;
  • Contouring, draining body oils and scrubs;
  • Toning lotions, via the Quintessence.

The Yon-Ka approach

Rosemary is the common thread of the Phyto line: Phyto 58 revitalizes the complexion overnight, Phyto 52 firms the face, Phyto 152 the bust and body, Phyto-Contour decongests the eye area. Always paired with beech buds to regenerate, and with the Quintessence to tone.

The science of the active, the sensoriality of the plant.

How to useAdding it to your ritual

  1. At night, with massage
    Phyto 58 or Phyto 52 on cleansed, misted skin, with upward strokes from the neck to the forehead to activate circulation.
  2. The eye area in the morning
    Phyto-Contour kept in the fridge, pressed from the inner to the outer corner of the eye to reduce puffiness.
  3. The body
    Huile Silhouette after the shower, massaged in circles over target areas, after Gommage Doux Silhouette once a week.

Good to knowStorage and precautions

The extract is stable; the essential oil is volatile and light-sensitive: close your bottles tightly and store them away from heat.

Very well tolerated at cosmetic doses. Rosemary essential oil contains camphor and limonene, which are declared in our INCI lists in accordance with regulations3. As a precaution, treatments rich in essential oils are not recommended during pregnancy and breastfeeding without medical advice. On very reactive skin, patch test behind the ear first.

Go furtherSources

  1. Nieto G., Ros G., Castillo J. Antioxidant and Antimicrobial Properties of Rosemary (Rosmarinus officinalis L.): A Review. Medicines, 2018; 5(3): 98. PubMed
  2. de Oliveira J.R. et al. Rosmarinus officinalis L. (rosemary) as therapeutic and prophylactic agent. Journal of Biomedical Science, 2019; 26: 5. PubMed
  3. Regulation (EC) No 1223/2009 on cosmetic products. eur-lex.europa.eu
  4. COSMILE Europe (Cosmetics Europe), cosmetic ingredient database. cosmileeurope.eu
Selection

Our rosemary treatments

The Yon-Ka formulas where rosemary is a key ingredient.

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