Last reviewed: May 12, 2026 Last updated: May 12, 2026

Written by: Jay Hastings , CEO of PlexusDx

Jay Hastings is the CEO of PlexusDx, a precision health company focused on genetic testing, blood biomarker insights, and personalized wellness recommendations. He has more than 20 years of experience across healthcare innovation, genomics, laboratory operations, healthcare investing, and strategic finance. His work has included scaling healthcare startups, leading CLIA lab integrations, and helping expand consumer access to precision health tools.

Medically reviewed by: Jayden Lee, PharmD, EMBA

Jayden Lee, PharmD, EMBA, is the PlexusDx Medical Science Liaison with a PharmD and MBA specializing in pharmacogenomics and clinical product development, with a proven ability to bridge the gap between genomic research and practical patient outcomes. Dr. Lee has more than 10 years of professional experience in clinical pharmacy, academia, and research.

In your journey towards personalized health and wellness you discover the complex genetic network that reveals your body's specific reactions and requirements.

We will study Oleic Acid today which functions as a biomarker linked to fat metabolism and contributes to overall well-being. The most widely eaten monounsaturated fatty acid (MUFA) known as oleic acid serves essential functions for cholesterol absorption, heart health maintenance, immune system response, nervous system growth, and blood pressure control. Oleic acid is plentiful in foods like olive oil and almonds but our bodies can produce it because it is a non-essential fatty acid. Recent research has shown that elevated levels of oleic acid may lead to a higher risk of heart disease while shortening lifespan. These results might appear worrying but highlight the essential need to understand genetic predispositions alongside lifestyle choices especially dietary habits. Research into human genetics has discovered multiple gene variants that affect oleic acid levels through their effects on production processes and fat absorption mechanisms. Research shows that certain genetic variants which lead to higher oleic acid levels can also reduce the risk of developing diabetes. The complex relationship between genetic factors and health results emphasizes the importance of a comprehensive approach to well-being which takes into account both inherited genetic traits and environmental influences. Your genetic test results regarding Oleic Acid represent your genetic tendencies rather than your present oleic acid levels. Your dietary intake stands as the most important factor determining your oleic acid levels which highlights how essential it is to eat various oleic acid-rich foods such as olive oil for maintaining your health and wellness. To apply this knowledge towards enhancing your wellness path, please review the following actionable suggestions below:

  1. Incorporate a Mediterranean diet full of oleic acid sources such as olive oil along with nuts and seeds to maintain heart health and boost overall well-being.
  2. Choose whole unprocessed foods for a balanced intake of necessary nutrients which support your genetic makeup.
  3. Seek advice from a nutritionist or healthcare provider to create a personalized diet plan matched to your genetic profile and specific health targets.

A comprehensive understanding of Oleic Acid's function within your genetics delivers critical information about your body's fat processing mechanisms and dietary reactions. You can improve your health and well-being by applying this knowledge to your lifestyle and dietary choices. Take advantage of PlexusDx Precision Health & Wellness tests to investigate your genetic predispositions while starting a personalized health journey based on your unique genetic blueprint. Harness knowledge and informed decisions to develop a healthier and more vibrant version of yourself.

Medical and Editorial Standards

Medical review process: This article was reviewed for medical accuracy, scientific clarity, evidence alignment, and appropriate discussion of genetics, medications, supplements, biomarkers, and health-related claims.

Sources and evidence: PlexusDx educational content is developed using peer-reviewed research, clinical literature, reputable medical references, and, where applicable, public health or regulatory guidance. References are included at the end of the article when scientific, medical, or health-related claims are discussed.

Commercial transparency: PlexusDx offers genetic testing, blood biomarker testing, personalized supplement recommendations, and related precision wellness services. Product mentions are intended to help readers understand available options and should not be interpreted as medical advice.

Important disclaimer: PlexusDx educational content is for informational purposes only and should not be used as a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider before making decisions about medications, supplements, genetic testing, lab testing, or health-related care.

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