World’s Rarest Sperm!, a British health website, compiled anonymous data from 1,000 sperm donors from various sperm banks.

Surprisingly, only less than 10% of sperm donors are accepted at sperm banks or cryobanks. The rest are rejected and some are even black-listed from applying.

We wonder if there is an organization that only collects sperm from famous people? Is Michael Phelps a donor?

World’s Rarest Sperm!

Here are the least common traits among sperm donors:

  • Strawberry blonde hair
  • Medium brown skin
  • black eyes
  • Identify as “Buddhist”
World’s Rarest Sperm! (chart by Vocativ, Tara Jacobs)


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