allantoin
noun
al·lan·to·in ə-ˈlan-tə-wən 
: a crystalline oxidation product C4H6N4O3 of uric acid used to promote healing of local wounds and infections
Example Sentences
Recent Examples on the Web Other effective ingredients, like ceramides, retinol, allantoin and eyeseryl, tighten the skin, reduce puffiness and smooth out any imperfections. 
Grooming Playbook, The Salt Lake Tribune, 19 May 2022 Finally, Odor & Enhanced Sweat Control is a strong antiperspirant that tackles odor and sweat with aluminum and allantoin. Grooming Playbook, The Salt Lake Tribune, 25 May 2022 Also including allantoin, an effective anti-irritant, and provitamin B5, which helps restore the skin’s barrier to retain moisture, Cella’s Organic Aftershave Lotion soothes the skin while promoting cell regeneration. Grooming Playbook, The Salt Lake Tribune, 10 May 2022 Comfrey leaf extract conditions the hair, combating dryness by softening the strands with its moisturizing component allantoin. Grooming Playbook, The Salt Lake Tribune, 9 May 2022 This Aveeno shave gel is formulated with oats, aloe barbadensis leaf juice, sunflower seed oil, allantoin, and glycerin. Grooming Playbook, The Salt Lake Tribune, 31 Mar. 2022 The Rael Vitamin C Sheet Mask includes two out of three, as well as soothing allantoin. Devon Abelman, Allure, 15 Apr. 2020 The Best of Beauty Award winner is spiked with exfoliating retinoids and lactic acid, alongside soothing allantoin for gentle-yet-effective results. Devon Abelman, Allure, 20 Jan. 2020 Ingredients like colloidal oatmeal and allantoin also calm irritation, especially around my nose and cheeks. Emily Rekstis, SELF, 8 Nov. 2018 See More
Grooming Playbook, The Salt Lake Tribune, 19 May 2022 Finally, Odor & Enhanced Sweat Control is a strong antiperspirant that tackles odor and sweat with aluminum and allantoin. Grooming Playbook, The Salt Lake Tribune, 25 May 2022 Also including allantoin, an effective anti-irritant, and provitamin B5, which helps restore the skin’s barrier to retain moisture, Cella’s Organic Aftershave Lotion soothes the skin while promoting cell regeneration. Grooming Playbook, The Salt Lake Tribune, 10 May 2022 Comfrey leaf extract conditions the hair, combating dryness by softening the strands with its moisturizing component allantoin. Grooming Playbook, The Salt Lake Tribune, 9 May 2022 This Aveeno shave gel is formulated with oats, aloe barbadensis leaf juice, sunflower seed oil, allantoin, and glycerin. Grooming Playbook, The Salt Lake Tribune, 31 Mar. 2022 The Rael Vitamin C Sheet Mask includes two out of three, as well as soothing allantoin. Devon Abelman, Allure, 15 Apr. 2020 The Best of Beauty Award winner is spiked with exfoliating retinoids and lactic acid, alongside soothing allantoin for gentle-yet-effective results. Devon Abelman, Allure, 20 Jan. 2020 Ingredients like colloidal oatmeal and allantoin also calm irritation, especially around my nose and cheeks. Emily Rekstis, SELF, 8 Nov. 2018 See More Word History
Etymology
probably from German, from New Latin allantois + German -in
First Known Use
1837, in the meaning defined above
Medical Definition
allantoin
noun
al·lan·to·in ə-ˈlan-tə-wən
: a crystalline oxidation product C4H6N4O3 of uric acid used to promote healing of local wounds and infections