Here are some recommendations based on your needs
Essential oils are pretty awesome! Their skin-supporting properties can help different skin types.
Lavender is probably one of the most versatile! It can be used for pretty much any skin type.
For oily skin and scalp you can use oils like orange, lemon, lime, bergamo, geranium, cypress etc. These oils have properties that tend to regulate and normalize oil production
For breakouts and blemishes oils like tea tree, geranium, vetiver, lavender, patchouli etc. Can be added to your moisturizer to calm your skin.
To address dry scalp, chapped skin and dandruff problems oils likecedarwood, geranium, myrrh, sandalwood, palmarosa, roman, german chamomile etc. can be used. If your skin or scalp tends to be dry and chapped, a deeply moisturizing oil like shea butter or cocoa butter is a good base. Argan oil and rose hip oil are also good facial oils for deep moisture.
For aging skin oils like tangerine, ylang-ylang, patchouli, cypress, sandalwood, lavender, frankincense, rose, palmarosa etc. can be used with carrier oils.
For combination skin oils likepatchouli, lavender, bergamot, orange etc. can be used.
For red marks and dark spots some of the best essential oils are lavender, lemon and frankincense.
Oils like Chamomile, Sweet Marjoram, Eucalyptus, Rosemary, Clary Sage, Wintergreen, Peppermint etc. can be mixed with carrier oils for a soothing massage to relieve ache and pains related to inflammation.
Lavender, Bergamot, Chamomile and Ylang-Ylang are great to uplift mood and relive mental stress.