# Coke Dope

**URL:** <https://boards.straightdope.com/t/coke-dope/291206>\
**Category:** Cecil's Columns/Staff Reports\
**Created:** [February 21, 2005, 5:36pm UTC](https://boards.straightdope.com/t/coke-dope/291206 "2005-02-21T17:36:00Z")\
**Posts on this page:** 10\
**Page:** 1

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**Author:** ![jester21](https://avatars.discourse-cdn.com/v4/letter/j/ed655f/32.png) [@jester21](https://boards.straightdope.com/u/jester21)\
**Post date:** [February 21, 2005, 5:36pm UTC](https://boards.straightdope.com/t/coke-dope/291206/1 "2005-02-21T17:36:00Z")

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[link](http://www.straightdope.com/classics/a2_218b.html)

Has there been any more research on this? It’s been almost 20 years.

Does it matter if it’s cold? How long do you have before Coke is no longer effective as a means of birth control?

Hurry! Time is of the essence here!

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**Author:** ![DoperChic](https://avatars.discourse-cdn.com/v4/letter/d/a9a28c/32.png) [@DoperChic](https://boards.straightdope.com/u/DoperChic)\
**Post date:** [February 21, 2005, 6:42pm UTC](https://boards.straightdope.com/t/coke-dope/291206/2 "2005-02-21T18:42:35Z")

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From [this](http://www.snopes.com/cokelore/sperm.asp) Snopes article from 2003, the answer is still the same.

DC

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**Author:** ![jester21](https://avatars.discourse-cdn.com/v4/letter/j/ed655f/32.png) [@jester21](https://boards.straightdope.com/u/jester21)\
**Post date:** [February 21, 2005, 7:03pm UTC](https://boards.straightdope.com/t/coke-dope/291206/3 "2005-02-21T19:03:32Z")

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> [@DoperChic](#):
>
> From [this](http://www.snopes.com/cokelore/sperm.asp) Snopes article from 2003, the answer is still the same.
> 
> DC

Damn it. Wasted a perfectly good bottle of Coke. Oh well… at least it wasn’t Dr. Pepper. (my soda of choice)

Maybe it’ll be \*Krest bitter lemon drinks \* next time… (never heard of it before actually).

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**Author:** ![Mathochist](https://avatars.discourse-cdn.com/v4/letter/m/c89c15/32.png) [@Mathochist](https://boards.straightdope.com/u/Mathochist)\
**Post date:** [February 21, 2005, 9:51pm UTC](https://boards.straightdope.com/t/coke-dope/291206/4 "2005-02-21T21:51:00Z")

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I’m just thinking: since this was in the '80s wouldn’t CONTRA-COLA already be trademarked in Nicaragua?

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**Author:** ![j\_sum1](https://avatars.discourse-cdn.com/v4/letter/j/8baadc/32.png) [@j\_sum1](https://boards.straightdope.com/u/j_sum1)\
**Post date:** [February 22, 2005, 6:18am UTC](https://boards.straightdope.com/t/coke-dope/291206/5 "2005-02-22T06:18:37Z")

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Funny this could come up. I saw an article on TV about it just yesterday – A US program named “Mythbusters” was looking at myths related to the various properties of Coke.  
Their findings:  
Coke did a good job of cleaning chrome.  
Coke is great at shining pennies.  
You wouldn’t want your teeth sitting in either Coke or Phosphoric acid for 24 hours. But the Phosphoric acid was definitely worse.  
And Coke increased sperm motility.

Not very thorough science in any of these cases, but ok TV.

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**Author:** ![jester21](https://avatars.discourse-cdn.com/v4/letter/j/ed655f/32.png) [@jester21](https://boards.straightdope.com/u/jester21)\
**Post date:** [February 22, 2005, 9:29am UTC](https://boards.straightdope.com/t/coke-dope/291206/6 "2005-02-22T09:29:17Z")

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> [@FalconFinder](#):
>
> Hi!
> 
> I used to belong the board a while back, but haven’t been on it enough  
> to justify the $14.95 a year – yet.
> 
> I was out on the site today and read the article by Cecil and then  
> noticed you asked more about it.
> 
> I was watching the Myth Busters marathon (Discovery Channel show, I  
> believe) a few weeks ago and they recently (within the last 2 years, I  
> believe) did test this and found that Coke made absolutely NO difference  
> in the mobility nor the count of the live sperm subjected to it’s contents.
> 
> They did, however, find that Coke and Aluminum foil made the best chrome  
> polish. They cleaned an old rusty truck bumper with it and it did a  
> great job! 😃
> 
> I would say that the contraceptive myth has been busted.
> 
> You have my permission to post this, if you like.
> 
> Old 'Doper:  
> FalconFinder

Apparently he watched the same prog as J\_sum1

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**Author:** ![Pushkin](https://avatars.discourse-cdn.com/v4/letter/p/ee59a6/32.png) [@Pushkin](https://boards.straightdope.com/u/Pushkin)\
**Post date:** [February 22, 2005, 10:24am UTC](https://boards.straightdope.com/t/coke-dope/291206/7 "2005-02-22T10:24:46Z")

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The topic gave me visions of millions of sperm dying screaming “IT BURNS!”

But then I’m in work and its kinda quiet at the moment 😛

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**Author:** ![Tim\_T-Bonham.net](https://avatars.discourse-cdn.com/v4/letter/t/46a35a/32.png) [@Tim\_T-Bonham.net](https://boards.straightdope.com/u/Tim_T-Bonham.net)\
**Post date:** [February 22, 2005, 2:11pm UTC](https://boards.straightdope.com/t/coke-dope/291206/8 "2005-02-22T14:11:42Z")

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> [@jester21](#):
>
> Does it matter if it’s cold?

Well, for most women I know, it might. Because ice-cold coke would certainly kill the ‘romantic’ mood!

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**Author:** ![CalMeacham](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/calmeacham/32/35_2.png) [@CalMeacham](https://boards.straightdope.com/u/CalMeacham)\
**Post date:** [February 22, 2005, 9:04pm UTC](https://boards.straightdope.com/t/coke-dope/291206/9 "2005-02-22T21:04:55Z")

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I just wanted to note that one thing giving this idea its staying power might be the fact that it was mentioned in the bestseller _Everything you Wanted to Know About Sex (\*But were Afraid to Ask)_\*. In the book, the effectiveness of Coca-Cola as a contraceptive douche was unequivocally stated as a fact.

I wonder how many people believed it, and acted upon it.

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**Author:** ![sagitta](https://avatars.discourse-cdn.com/v4/letter/s/76d3ee/32.png) [@sagitta](https://boards.straightdope.com/u/sagitta)\
**Post date:** [February 24, 2005, 1:20pm UTC](https://boards.straightdope.com/t/coke-dope/291206/10 "2005-02-24T13:20:48Z")

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I don’t want to cause any unnecessary alarm, but ISTR forcing air into the uterus can lead to [embolisms](http://www.straightdope.com/classics/a2_210.html). Coca-cola gives off CO2, which is more soluble, but I would think would also be dangerous
