Sebaceous glands linked to your hair follicles secrete the oil that coats your scalp.
Option a is correct.
<h3>Which gland produces a substance that is secreted into a hair follicle?</h3>
The skin's sebaceous glands are known for producing oil. Their secretion, known as sebum, is released through tiny ducts that open into the hair follicles and lubricates both the skin and the hair.
<h3>Test your knowledge of the relationship between sebaceous glands and hair follicles.</h3>
A hair follicle's related oil glands secrete sebum onto the hair shaft. It prevents hair from splitting and becoming brittle while also lubricating and waterproofing the stratum corneum layer.
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