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We believe that balance is about taking the time to nourish what your body needs. You didn't just buy a product — you chose a moment to care for yourself. Self-care is not selfish; it's the foundation of health, confidence, and inner peace. May this remind you to breathe, touch, and become.
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Natural formulas, clinical mindset.

Rosemary + jojoba + geranium + vitamin E. Handcrafted to nourish, revitalize and bring natural shine to scalp and hair.

Premium botanical blend with rosemary, jojoba, geranium and vitamin E for radiant, healthy skin.
Personally analyzed by Leslie
Leslie personally reviews your photos and information to create a customized PDF guide with product recommendations and skincare routine tailored to revitalize and care for your skin.
$25 — or FREE for QA members
Learn professional facial massage techniques personally taught by Leslie using our RoJo oils. Maximize your product benefits with expert guidance to revitalize your skin and scalp.
FREE with any oil purchase
Become a QA member — a monthly skin analysis, monthly skincare guidance, and member discounts on our oils.
$14.99/month
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Personally analyzed by Leslie—Licensed Esthetician & Cuban Medical Doctor. Not AI, real professional skin care guidance delivered in PDF format. Not medical services.

Leslie Quevedo is a Medical Doctor trained in Cuba and a Licensed Esthetician in the State of Virginia with years of formal education and practice related to health sciences. With years of study in medical esthetics, herbal remedies, and herbalism, Leslie founded QAesthetics to merge scientific progress with nature's science. Together with her husband Carlos—also a Cuban-trained medical doctor—Leslie has built QAesthetics with a shared mission: to help families integrate mindful skin care and personal wellness into daily life. Through their combined expertise in health sciences and natural remedies, they craft each product to nourish skin, mind, and spirit. QAesthetics by Leslie promotes harmony between our skin, mind, and environment. Each drop is crafted with love, respect and an understanding that our skin is a reflection of our internal balance. QAesthetics provides skin care consultation and natural products to revitalize and care for your skin and scalp, not medical services.
QAesthetics by Leslie LLC values evidence-based education. The following peer-reviewed studies explore the cosmetic relevance of the botanical oils featured in QAesthetics products.
That is why the main ingredients in the RoJo Collection by Leslie are carefully chosen botanical oils — Jojoba, Rosemary, Geranium, Lavender — recognized in scientific literature for their cosmetic and conditioning properties that support skin and scalp care naturally.
QAesthetics by Leslie LLC shares these findings for educational awareness only and does not claim identical effects in its formulations.
Scientific studies have shown that jojoba oil contains multiple beneficial compounds with antioxidant and anti-inflammatory properties. Research indicates these characteristics make it valuable for topical skincare applications focused on skin health and appearance.
"Bioactivities of Jojoba Oil Beyond Skincare" (2023). Journal of Medicinal Food.
Liebert Publishing
https://doi.org/10.1089/jmf.2023.k.0062Research indicates that rosemary contains bioactive compounds that may support the skin's natural protective functions. Ongoing clinical studies continue to investigate this botanical, which has become widely studied for its potential cosmetic applications and skin health benefits.
Li Pomi F, Papa V, Borgia F, Vaccaro M, Allegra A, Cicero N, Gangemi S. Rosmarinus officinalis and Skin: Antioxidant Activity and Possible Therapeutical Role in Cutaneous Diseases. Antioxidants (Basel). 2023 Mar 9;12(3):680.
Studies have found that cosmetic formulations with geranium essential oil show antioxidant and protective qualities. Research suggests these properties may help skin maintain resilience against environmental stressors like UV exposure, supporting its use in barrier protection and appearance enhancement.
Lohani, A., Sharma, A., & Verma, A. (2022). Age-Defying and Photoprotective Potential of Geranium/Calendula Essential Oil. Cosmetics, 9(2), 43.
https://doi.org/10.3390/cosmetics9020043Research has documented that lavender oil possesses anti-inflammatory characteristics related to inflammatory response modulation. Studies have also observed beneficial effects in skin healing models, indicating potential applications in dermatological and cosmetic care.
"Essential Oils in Dermatology: This narrative review evaluates the dermatological uses, benefits, and risks of essential oils, providing evidence-based guidance amid growing interest in natural healthcare alternatives"., JOID, vol. 1, no. 1, Apr. 2025
https://doi.org/10.64550/joid.nt5zgk07Questions, wholesale, or spa partnerships? Send us a note.