Week 2 Aromatherapy Class Insights

Nov 15, 2024

Mindmap

Week 2 Aromatherapy Class Notes

Introduction

  • Instructor greeted students and expressed excitement for Week 2.
  • Importance of learning aromatherapy history as it informs current practices.
  • Students encouraged to breathe in essential oils to center themselves.

Essential Oils Breathing Exercise

  • Different oils used by students: subalpine fir, lavender, peppermint.
  • Breathing in essential oils helps focus the senses and relax the body.
  • Encouragement to use essential oils during study sessions to manage stress or fatigue.

Review of Last Week's Questions

  • Solubilizers and Preservatives
    • Vinegar not recommended as a preservative in room sprays due to strong aroma and poor solubilization.
    • High-proof alcohol or water for small batches are better alternatives.
  • Polysorbate Differences
    • Polysorbate 20: Used for lighter substances and essential oils.
    • Polysorbate 80: Better for heavier solutions, such as bath oils.
  • Holistic Health Approach
    • Consider full health picture, not just the presenting issue (e.g., sleep issues may involve stress management).

Impact of Tree Aromas on Health

  • Trees and their aromas can impact health, increasing NK cell activity.
  • Dr. Qing Li's research on hinoki essential oil showed increased NK activity lasts up to seven days post-exposure.

Discussion on Sustainability Concerns

  • Sustainability of essential oils is a concern; hydrosols are presented as a more sustainable option.
  • Emphasis on using lower dilutions and respecting plant life.
  • Some essential oils are derived from threatened species (e.g., Rosewood).

Room Spray Scent Longevity

  • Top notes evaporate quickly; to extend scent, add a base note like vetiver or frankincense.
  • Allow 24-48 hours for essential oils to blend with the base product.

Essential Oils for Health Conditions

  • PCOS: Use oils with reproductive system affinity, such as Clary Sage, geranium, or lavender.
  • Essential Oils and Nature Interaction: Emphasis on time in nature enhancing health; books recommended for further reading.

Distillation and Extraction Methods

  • Distillation: Water, steam, and water-steam methods.
  • Expression: Cold pressing used for citrus oils, separating oil from juice.
  • Explanation of how essential oils are produced, with video demonstrations.

CO2 Extracts and Absolutes

  • CO2 extracts made using carbon dioxide as a solvent; beneficial for retaining more plant constituents.
  • Absolutes are extracted via solvents, often used for delicate flowers.

Learning About Roman Chamomile

  • Highly ester-rich essential oil known for calming properties.
  • Indications for use include digestive issues, skin conditions, and nervous system support.

Making Aromatic Lotion

  • Simple method using a pre-made lotion base and adding essential oils.
  • Ratio example and tips for mixing provided.

Aroma Therapy Research

  • Use of PubMed for accessing research articles provided.
  • Encouragement to explore aroma therapy research for deeper understanding.

Upcoming Topics

  • Next week: Essential oil safety, vetiver and eucalyptus, making aromatherapy inhalers.
  • Reminder to have focus roller and specific essential oils on hand for next class.