Az alábbi források kerültek felhasználásra:

Retinol:

1. Bőrgyógyászat és Venerológia. Egyetemi Tankönyv. 2013, Medicina kiadó.
2. Prof. Dr. Kárpáti Sarolta: A bőr anatómiája és fiziológiája, 2013
3. Prof. Dr. Remenyik Éva: A bőr öregedése. Geriátriai dermatológia, 2013
4. Dr. Boér Ildikó: A manuális bőrgyógyászat és a kozmetológia alapjai, 2013
5. Dr. Morvai Márta, Dr. Kemény Lajos: A lézerek bőrgyógyászati alkalmazása, 2013.
6. RETINOL, Medical DictionaryBibliography & Annotated Research Guide, 2nd ed., 2010
7. Dr. Joseph P. Bark: Retin-A, 1989, New York
8. www.pubmed.com

Arctorna:

1.  Walsh NP¹, Gleeson M, Shephard RJ, Gleeson M, Woods JA, Bishop NC, Fleshner M, Green C, Pedersen BK, Hoffman-Goetz L, Rogers CJ, Northoff H, Abbasi A, Simon P Position statement. Part one: Immune function and exercise. Exerc Immunol Rev. 2011;17:6-63.

2. . Bell’s Palsy Information Site. “Facial Exercises” 2000. Retrieved September 2012

3. Studio Australia Barcelona. "What is Face Pilates". Retrieved 16 November 2013.

4. Hirschkom, Ursula. Facial yoga's the new craze for losing wrinkles... but be prepared to look ridiculous. 6 February 2008.

5.Gary L. Grove, Ph.D., Stan W. Rimdzius, B.S., Charles R. Zerweck, Ph.D. “A Mechanically Aided Resistance Exercise Program for Sagging Facial Muscles.” The Journal of Geriatric Dermatology 1994;2(5):152-158

6.Kulmala, Jaana. "History of Facial Exercises". Look-Younger-Naturally.com. Retrieved 17 November 2013.

7.Ni, Maoshing. "Wrinkles and Age Spots: Secrets from the Empress". Ask Dr. Mao. Retrieved 17 November 2013.

8.Scott, Matthew. "Traditional Chinese Facial Exercises Invigorate Your Face, Head & Neck". Chinese Holistic Health Practices. Retrieved 17 November 2013.

9.Kulmala, Jaana. "History of Facial Exercises". Look-Younger-Naturally.com. Retrieved 17 November 2013.

10.Kulmala, Jaana. "History of Facial Exercises". Look-Younger-Naturally.com. Retrieved 17 November 2013.

11.Kulmala, Jaana. "History of Facial Exercises". Look-Younger-Naturally.com. Retrieved 17 November 2013.

12.Bennett, Sanford (1907). Exercising in Bed. San Francisco: Bolte and Braden Company Press. pp. 265 pgs.

13.Bennett, Sanford (1907). Exercising in Bed. San Francisco: Bolte and Braden Company Press. pp. 265 pgs.

14.Bennett, James. "Facial Gymnastics". Cosmetics and Skin. Retrieved 17 November 2013.

15.Bennett, James. "Facial Gymnastics". Cosmetics and Skin. Retrieved 17 November 2013.

16.Kulmala, Jaana. "History of Facial Exercises". Look-Younger-Naturally.com. Retrieved 17 November 2013.

17.Kulmala, Jaana. "History of Facial Exercises". Look-Younger-Naturally.com. Retrieved 17 November 2013.

18.swaldo200. "Jack LaLanne Exercises". YouTube. Retrieved 17 November 2013.

19.Kulmala, Jaana. "History of Facial Exercises". Look-Younger-Naturally.com. Retrieved 17 November 2013.

20.Runge, Senta Maria (2011). Face Lifiting By Exercise. Los Angeles, California: Allegro Publishing Co. p. 144. ISBN 0960104224.

21.Kulmala, Jaana. "History of Facial Exercises". Look-Younger-Naturally.com. Retrieved 17 November 2013.

22.Studio Australia Barcelona. "What is Face Pilates". Retrieved 16 November 2013.

23.Brassard, Susan. "Examples of Facial Exercises for Toning the Face". azCentral.com. Retrieved 16 November 2013.

24.Tahseen, Ismat (10 June 2013). "Face yoga is the new wrinkle banisher". The Times of India. Retrieved 16 November 2013.

25.Harpo Inc. "The Dr. Oz Show: Facercise Segment". [Distributor] Sony Pictures Television Distribution. Retrieved 16 November 2013.

26.Maggio, Carole. "Top Celebrities Using Facercise Facial Exercises". Retrieved 20 November 2013.

27.Jaquet, Judith. "What is the Secret to Reese's Toned Face?". Vogue Italy. Retrieved 16 November 2013.

28.Pursglove, Anna (15 May 2013). "Forget Botox, wipe out wrinkles with face yoga: These exercises may look crazy but pulling funny faces is the new anti-ageing fad". London: Daily Mail. Retrieved 16 November 2013.

29.BBC Television. "Top Gear Richard Hammond - with Irene Estry facial workout". BBC. Retrieved 20 November 2013.

30.Studio Australia Barcelona. "Video Series".

31.Studio Australia Barcelona. "Face Pilates: The App".

32.Yi, Sharon. "6 Face Yoga Poses That'll Make You Look Like You Had a Facelift". Total Beauty.

33. Studio Australia Barcelona. "What is Face Pilates". Retrieved 16 November 2013.

34. Yi, Sharon. "6 Face Yoga Poses That'll Make You Look Like You Had a Facelift". Total Beauty.

35. Facial Plastic Surgery Today. "American Academy of Facial Plastic and Reconstructive Surgery". Retrieved 19 November 2013.

36. Facial Plastic Surgery Today. "American Academy of Facial Plastic and Reconstructive Surgery". Retrieved 19 November 2013.

37. O'Rourke, Amanda. "Anti-Aging Myths and Facts". Retrieved 17 November 2013.

38. O'Rourke, Amanda. "Anti-Aging Myths and Facts". Retrieved 17 November 2013.

39. Studio Australia Barcelona. "What is Face Pilates". Retrieved 16 November 2013.

40. Bell’s Palsy Information Site. “Facial Exercises” 2000. Retrieved September 2012

41. NBC NEWS. August 22, 2012 “Can Chinese eye exercises help prevent myopia? Behind The Wall. Retrieved September 2012

42. www.pubmed.com