April 2023 in “Journal of Investigative Dermatology” Taking nicotinic acid supplements might help with acne by affecting the skin's oil glands, but high doses are needed.
185 citations
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January 2010 in “Experimental Dermatology” Probiotics may help reduce stress-related skin issues and improve hair growth.
3 citations
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January 2017 in “Chinese Science Bulletin (Chinese Version)” Balancing gut microbes and managing stress can help improve skin conditions like eczema and acne.
2 citations
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February 2024 in “International journal of molecular sciences” Gut health affects skin diseases, and probiotics might help.
July 2025 in “BMC Microbiology” Pancreatic cancer can alter gut and skin bacteria, possibly causing skin issues.