As a fertility specialist, I can tell you that healthy sperm typically appears as a milky white or slightly grayish color. The color can vary slightly from person to person and can be influenced by factors such as diet, hydration, and the time since the last ejaculation. It's important to note that while color can be an indicator of health, it is not the only factor to consider when evaluating sperm health. Other aspects such as sperm count, motility, and morphology are also crucial.

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The urethra is the tube that urine and semen pass through, so urine may mix with semen to change the colour. Although semen is usually a whitish-gray color, some men may have sperm that is yellow. However, if yellow semen represents a significant color change for a man, this could be cause for concern.read more >>