The vagina stores a large amount of glycogen during the reproductive years, which Lactobacillus acidophilus ferments to produce lactic acid and an acidic environment. Before and after menopause, glycogen is missing.
Age, ethnicity, and physiological elements including monthly hormone variations and the immune system all have an impact on the vaginal microbiota's extremely dynamic composition.
Sebaceous glands secrete the lipid-rich material known as sebum by joining with the hair follicle to form the pilosebaceous unit. Sebum is a hydrophobic coating that serves as an antibacterial barrier, lubricant, and shield for the skin and hair.
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