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Why Does Toothpaste Make Orange Juice Taste Bad?

It’s happened to many of us: Half asleep in the morning, you finish brushing your teeth and reach for your daily glass of orange juice. After taking a big swig, you spit it back out, making a face like you’ve just chewed on a lemon. Turns out, a specific chemical in your toothpaste is responsible for that nasty taste. Reactions explains why toothpaste and orange juice don’t mix.
Season 1 Episode 29 Length 02:05 Premiere: 10/06/14

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Specials

Season 1 Episodes

How is Champagne Made?
S1 E39 Length 02:58 Premiere Date 12/29/14

Do Carrots Help You See Better?
S1 E38 Length 02:32 Premiere Date 12/15/14

Baking Soda Life Hacks (CLH Vol. 4)
S1 E37 Length 02:41 Premiere Date 12/08/14

How Much Water Can Kill You?
S1 E36 Length 04:34 Premiere Date 12/01/14

What Happens When You Eat Too Much?
S1 E35 Length 02:32 Premiere Date 11/24/14

What Happens When You Eat Too Much?
S1 E35 Length 02:44 Premiere Date 11/24/14

The Chemistry of Cats
S1 E34 Length 03:14 Premiere Date 11/17/14

We Are Made of "Star Stuff"
S1 E33 Length 04:16 Premiere Date 11/09/14

What Happens to Your Body When You Die?
S1 E32 Length 03:37 Premiere Date 10/27/14

Why Do Things Taste Sweet?
S1 E31 Length 02:41 Premiere Date 10/21/14

Why is Pizza So Good?
S1 E30 Length 03:17 Premiere Date 10/13/14

Why Does Toothpaste Make Orange Juice Taste Bad?
S1 E29 Length 02:05 Premiere Date 10/06/14

Why Does Beer Get Skunked?
S1 E28 Length 02:25 Premiere Date 09/29/14

Why Do Leaves Change Color?
S1 E27 Length 02:09 Premiere Date 09/22/14

What's in your Smartphone?
S1 E26 Length 03:17 Premiere Date 09/15/14

Awesome Chemistry Life Hacks (Vol. 3)
S1 E25 Length 03:42 Premiere Date 09/06/14

Is MSG Bad for You?
S1 E24 Length 03:00 Premiere Date 08/25/14

Is it OK to Pee in the Ocean?
S1 E23 Length 02:50 Premiere Date 08/19/14

Salt, Diamonds and DNA: 5 Surprising Facts About Crystals
S1 E22 Length 03:06 Premiere Date 08/11/14

How Do Rockets Work? (Featuring KSP)
S1 E21 Length 03:57 Premiere Date 08/04/14

But Why Do Dogs Smell Each Other's Butts?
S1 E20 Length 02:27 Premiere Date 07/28/14

How Does Tylenol Work? The truth Is--We Don't Know
S1 E19 Length 02:48 Premiere Date 07/21/14

World Cup Chemistry: The Science Behind the Brazuca Ball
S1 E18 Length 02:27 Premiere Date 07/07/14

The Chemistry of Fireworks
S1 E17 Length 06:31 Premiere Date 06/30/14

Sexy Chemistry
S1 E16 Length 03:18 Premiere Date 06/23/14

How Science Affects Your Ice Cream
S1 E15 Length 04:24 Premiere Date 06/17/14

Why Does Garlic Make Your Breath Smell?
S1 E14 Length 01:59 Premiere Date 06/09/14

How Thomas Edison Changed The World
S1 E13 Length 04:15 Premiere Date 06/02/14

Why Does Bacon Smell So Good?
S1 E12 Length 02:05 Premiere Date 05/27/14

How Smartphones Keep You Awake
S1 E11 Length 02:50 Premiere Date 05/19/14

Chemistry Life Hacks for Everyday Problems (Vol. 2)
S1 E10 Length 03:47 Premiere Date 05/12/14

Inside the Game of Thrones Poison, the Strangler
S1 E9 Length 04:15 Premiere Date 04/28/14

How Does Marijuana Work?
S1 E8 Length 02:51 Premiere Date 04/22/14

Why Do We Get Allergies?
S1 E7 Length 02:39 Premiere Date 04/07/14

Cringeworthy Chemistry Jokes
S1 E6 Length 02:27 Premiere Date 03/31/14

How Survive a Zombie Apocalypse with Death Cologne
S1 E5 Length 03:01 Premiere Date 03/24/14

How Do Breathalyzers Work?
S1 E4 Length 02:08 Premiere Date 03/10/14

The Chemistry of Sriracha: Hot Sauce Science
S1 E3 Length 03:22 Premiere Date 02/24/14

How is Artificial Snow Made?
S1 E2 Length 02:01 Premiere Date 02/17/14

Is it OK to Pee in the Ocean?
S1 E2 Length 02:19 Premiere Date 08/19/14

Chemistry Life Hacks (Vol. 1)
S1 E1 Length 02:37 Premiere Date 01/27/14

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