We are pleased to announce that the registration process of strb. as a cruelty-free skincare brand at cruelty free kitty has been successfully completed!
What does a cruelty-free certification mean?
No strb. products are tested on animals by us or our suppliers, at any stage of the production process.
No raw materials used by strb. are tested on animals by us or our suppliers.
None of our partners, anywhere in the world, test strb. products or their raw materials on animals on our behalf!
strb. brings together the best of science and nature. We use the latest developments in chemistry and biotechnology to identify nature’s most powerful ingredients and create beautiful products that support and enhance beauty regimens. Always respectful of the environment and nature, we choose sustainable packaging and ensure all our products are cruelty-free.
You can now find strb. products on the list of all approved cruelty-free companies and on the home page, in the new brands category!
Scientific references
The use of antioxidants in skincare
Graf, Jeannette M.D. Antioxidants and Skin Care: The Essentials, Plastic and Reconstructive Surgery: January 2010 – Volume 125 – Issue 1 – p 378-383
The moisturising effects of Panthenol
Camargo FB Jr, Gaspar LR, Maia Campos PM. Skin moisturizing effects of panthenol-based formulations. J Cosmet Sci. 2011 Jul-Aug;62(4):361-70. PMID: 21982351.
Research into the anti-aging properties of Andrographis paniculata
J.You, et.al., The Antiaging Properties of Andrographis paniculata by Activation Epidermal Cell Stemness, Molecules 2015, 20(9), 17557-17569
Study into the properties of potato peel
Singh, B., Singh, J., Singh, J.P., Kaur, A. and Singh, N. (2020), Phenolic compounds in potato (Solanum tuberosum L.) peel and their health‐promoting activities. Int J Food Sci Technol, 55: 2273-2281.
Hops Extract for anti-inflammatory and antioxidant value
N. Weber, et.al., Hop Extract Acts as an Antioxidant with Antimicrobial Effects against Propionibacterium Acnes and Staphylococcus Aureus, Molecules 2019, 24(2), 22
Study into the benefits of avocado oil
Allan Woolf et.al., Avocado Oil, Gourmet and Health-Promoting Specialty Oils, 2009, AOCS Press, p. 73-125
Al-Ghazzewi FH, Tester RF. Impact of prebiotics and probiotics on skin health. Benef Microbes. 2014 Jun 1;5(2):99-107. doi: 10.3920/BM2013.0040. PMID: 24583611.
Allantoin in wound healing, Araújo LU, Grabe-Guimarães A, Mosqueira VCF, Carneiro CM, Silva-Barcellos NM. Profile of wound healing process induced by allantoin. Acta Cir Bras. [serial on the Internet] 2010 Sept-Oct;25(5).
Prebiotics and minimising skin irritation in body wash gels.
Nizioł-Łukaszewska, Z., Bujak, T., Wasilewski, T., & Szmuc, E. (2019). Inulin as an effectiveness and safe ingredient in cosmetics, Polish Journal of Chemical Technology, 21(1), 44-49.
Göbel, H., Schmidt, G. and Soyka, D. (1994), Effect of peppermint and eucalyptus oil preparations on neurophysiological and experimental algesimetric headache parameters. Cephalalgia, 14: 228-234
McKay DL, Blumberg JB. A review of the bioactivity and potential health benefits of peppermint tea (Mentha piperita L.). Phytother Res. 2006 Aug;20(8):619-33. doi: 10.1002/ptr.1936. PMID: 16767798.
Borhani Haghighi A, Motazedian S, Rezaii R, Mohammadi F, Salarian L, Pourmokhtari M, Khodaei S, Vossoughi M, Miri R. Cutaneous application of menthol 10% solution as an abortive treatment of migraine without aura: a randomised, double-blind, placebo-controlled, crossed-over study. Int J Clin Pract. 2010 Mar;64(4):451-6
Ozmen, Tarik & Dogan, Hanife & Gunes, Gokce. (2020). Effect of classic massage with peppermint oil on muscle soreness and muscle strength during recovery from exercise. 11. 103-111.
Balakrishnan, A. (2015). Therapeutic uses of peppermint –A review. Journal of Pharmaceutical Sciences and Research. 7. 474-476.
Charlton A. Medicinal uses of tobacco in history. J R Soc Med. 2004 Jun;97(6):292-6.
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Scientific references
The use of antioxidants in skincare Graf, Jeannette M.D. Antioxidants and Skin Care: The Essentials, Plastic and Reconstructive Surgery: January 2010 – Volume 125 – Issue 1 – p 378-383
The moisturising effects of Panthenol Camargo FB Jr, Gaspar LR, Maia Campos PM. Skin moisturizing effects of panthenol-based formulations. J Cosmet Sci. 2011 Jul-Aug;62(4):361-70. PMID: 21982351.
Research into the anti-aging properties of Andrographis paniculata J.You, et.al., The Antiaging Properties of Andrographis paniculata by Activation Epidermal Cell Stemness, Molecules 2015, 20(9), 17557-17569
Study into the properties of potato peel Singh, B., Singh, J., Singh, J.P., Kaur, A. and Singh, N. (2020), Phenolic compounds in potato (Solanum tuberosum L.) peel and their health‐promoting activities. Int J Food Sci Technol, 55: 2273-2281.
Hops Extract for anti-inflammatory and antioxidant value N. Weber, et.al., Hop Extract Acts as an Antioxidant with Antimicrobial Effects against Propionibacterium Acnes and Staphylococcus Aureus, Molecules 2019, 24(2), 22
Study into the benefits of avocado oil Allan Woolf et.al., Avocado Oil, Gourmet and Health-Promoting Specialty Oils, 2009, AOCS Press, p. 73-125
Al-Ghazzewi FH, Tester RF. Impact of prebiotics and probiotics on skin health. Benef Microbes. 2014 Jun 1;5(2):99-107. doi: 10.3920/BM2013.0040. PMID: 24583611.
Allantoin in wound healing, Araújo LU, Grabe-Guimarães A, Mosqueira VCF, Carneiro CM, Silva-Barcellos NM. Profile of wound healing process induced by allantoin. Acta Cir Bras. [serial on the Internet] 2010 Sept-Oct;25(5).
Prebiotics and minimising skin irritation in body wash gels. Nizioł-Łukaszewska, Z., Bujak, T., Wasilewski, T., & Szmuc, E. (2019). Inulin as an effectiveness and safe ingredient in cosmetics, Polish Journal of Chemical Technology, 21(1), 44-49.
Göbel, H., Schmidt, G. and Soyka, D. (1994), Effect of peppermint and eucalyptus oil preparations on neurophysiological and experimental algesimetric headache parameters. Cephalalgia, 14: 228-234 McKay DL, Blumberg JB. A review of the bioactivity and potential health benefits of peppermint tea (Mentha piperita L.). Phytother Res. 2006 Aug;20(8):619-33. doi: 10.1002/ptr.1936. PMID: 16767798. Borhani Haghighi A, Motazedian S, Rezaii R, Mohammadi F, Salarian L, Pourmokhtari M, Khodaei S, Vossoughi M, Miri R. Cutaneous application of menthol 10% solution as an abortive treatment of migraine without aura: a randomised, double-blind, placebo-controlled, crossed-over study. Int J Clin Pract. 2010 Mar;64(4):451-6 Ozmen, Tarik & Dogan, Hanife & Gunes, Gokce. (2020). Effect of classic massage with peppermint oil on muscle soreness and muscle strength during recovery from exercise. 11. 103-111. Balakrishnan, A. (2015). Therapeutic uses of peppermint –A review. Journal of Pharmaceutical Sciences and Research. 7. 474-476.
Charlton A. Medicinal uses of tobacco in history. J R Soc Med. 2004 Jun;97(6):292-6.