https://www.byrdie.com/drinking-water-stay-hydrated

https://www.adonis-beauty.com/blog/Thirsty-Skin-How-Dehydration-Can-Cause-Premature-Aging

https://practicaldermatology.com/articles/2012-jul/understanding-the-role-of-natural-moisturizing-factor-in-skin-hydration

https://www.medicalnewstoday.com/articles/287212

https://www.healthline.com/health/vitamin-e-for-skin

https://www.healthline.com/health/beauty-skin-care/vitamin-c-serum-benefits

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3970829/

https://www.healthline.com/health/pine-oil

https://www.bustle.com/articles/31390-7-benefits-of-sage-including-clearer-skin-a-lighter-period-and-of-course-less-evil-spirits

https://makeupandbeauty.com/7-amazing-benefits-of-using-lemon-peel-for-your-skin/

https://swina.swiha.edu/skin-rejuvenation-the-use-of-rosemary-from-food-to-face/

https://www.healthshots.com/beauty/natural-cures/from-anti-ageing-to-hydration-heres-what-gotu-kola-can-do-for-your-skin/

https://www.medicalnewstoday.com/articles/sebum#function

https://www.healthline.com/nutrition/witch-hazel-benefits-uses#TOC_TITLE_HDR_9

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4078333/

https://www.bcm.edu/news/benefits-using-aloe-vera

https://www.healthline.com/health/beauty-skin-care/jojoba-oil-for-face#takeaway

https://www.healthline.com/health/geranium-oil

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6359372/