Essential Oils Dermal Limits
Here are 50 essential oils along with their scientific and common names, along with their dermal limits (maximum recommended concentrations for safe skin application)

1. Lavender (Lavandula angustifolia) - 1.7%
2. Tea Tree (Melaleuca alternifolia) - 15%
3. Eucalyptus (Eucalyptus globulus) - 20%
4. Peppermint (Mentha x piperita) - 5.4%
5. Lemon (Citrus limon) - 2%
6. Frankincense (Boswellia carterii) - 5.9%
7. Roman Chamomile (Anthemis nobilis) - 0.4%
8. Rosemary (Rosmarinus officinalis) - 6.5%
9. Geranium (Pelargonium graveolens) - 17.5%
10. Ylang Ylang (Cananga odorata) - 0.8%
11. Bergamot (Citrus bergamia) - 0.4%
12. Clary Sage (Salvia sclarea) - 0.25%
13. Sandalwood (Santalum album) - 2%
14. Cedarwood (Juniperus virginiana) - 2.5%
15. Juniper Berry (Juniperus communis) - 2.5%
16. Patchouli (Pogostemon cablin) - 3.8%
17. Cypress (Cupressus sempervirens) - 2.5%
18. Ginger (Zingiber officinale) - 1%
19. Vetiver (Vetiveria zizanioides) - 1%
20. Orange (Citrus sinensis) - 1.25%
21. Bergamot Mint (Mentha citrata) - 1%
22. Lemongrass (Cymbopogon flexuosus) - 0.7%
23. Myrrh (Commiphora myrrha) - 2.5%
24. Marjoram (Origanum majorana) - 2.5%
25. Neroli (Citrus aurantium) - 0.1%
26. Palmarosa (Cymbopogon martinii) - 4%
27. Spearmint (Mentha spicata) - 1.7%
28. Thyme (Thymus vulgaris) - 1.3%
29. Black Pepper (Piper nigrum) - 2.5%
30. Fennel (Foeniculum vulgare) - 5.1%
31. Petitgrain (Citrus aurantium) - 0.9%
32. Helichrysum (Helichrysum italicum) - 5.5%
33. Lemon Eucalyptus (Eucalyptus citriodora) - 20%
34. Cinnamon Bark (Cinnamomum verum) - 0.6%
35. Cardamom (Elettaria cardamomum) - 1%
36. Bergamot FCF (Citrus bergamia) - 0.4%
37. Laurel Leaf (Laurus nobilis) - 0.5%
38. Lime (Citrus aurantiifolia) - 0.7%
39. Melissa (Melissa officinalis) - 0.9%
40. Basil (Ocimum basilicum) - 0.4%
41. Oregano (Origanum vulgare) - 1.1%
42. Rosewood (Aniba rosaeodora) - 6.5%
43. Black Spruce (Picea mariana) - 0.7%
44. Blue Tansy (Tanacetum annuum) - 0.5%
45. Vanilla (Vanilla planifolia) - 1%
46. Carrot Seed (Daucus carota) - 2%
47. Chamomile (Matricaria chamomilla) - 0.9%
48. Anise (Pimpinella anisum) - 1%
49. Eucalyptus Radiata (Eucalyptus radiata) - 20%
50. Helichrysum Italicum (Helichrysum italicum) - 5.5%
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Please note that these dermal limits are general recommendations and can vary based on factors such as age, skin sensitivity, and individual reactions. Always perform a patch test and consult with a certified aromatherapist before using essential oils, especially at higher concentrations.