Think Again by UMZU | Watch Episode 4 Serotonin Now

think again.

CHALLENGE EVERYTHING YOU THINK YOU KNOW ABOUT SEROTONIN.

WATCH THE MOST MIND-BOGGLING EPISODE

THINK AGAIN

S1 EP4 - IS SEROTONIN THE HAPPY CHEMICAL? THINK AGAIN


Details: UMZU co-founder Christopher Walker dives into the science behind the serotonin, and shows you that everyone who thinks Serotonin is "the happy chemical" is gravely mistaken.

How do I get more DOPAMINE? ↓


EPISODE 1: LOW T - Official Trailer...

EPISODE 2: Micronutrients - Official Trailer...

EPISODE 3: Salt - Official Trailer...

EPISODE 4: Serotonin - Official Trailer...

EPISODE 5: Inflammation - Official Trailer...

EPISODE 6: Hormones - Official Trailer...

Watch The Full Episodes Now! →

Christopher Walker

Duke University Neuroscience

Christopher is the first person to graduate from Duke University's neuroscience program in just 3 years.

Studying a range of topics from endocrinology, to behavioral economics, learning & memory, neurobiology, & AI, Christopher's obsession with human nature and biology helped him to heal his own brain tumor naturally without drugs or surgery.


CEO & Co-Founder of UMZU

Disgusted with his negative experiences with the medical establishment, Christopher has spent the past decade creating natural health products and teaching millions of men & women around the world how to use nutrition, strategic supplementation, and physical training to heal their nagging health issues naturally.


Your body is a self-healing organism, you just need to allow it to help itself.

Looking to Get More DOPAMINE?

We've curated our top supplements that help your body produce more dopamine naturally. Try the official Think Again SEROTONIN companion stack for a big discount!

txtcont:--:

90 capsules per bottle

45 Day Supply

:|~|:txtblclass:--:ba-28150696:|~|:ttl3cont:--:

$3.74

:|~|:ttl3blclass:--:ba-28150683:|~|:ttl2cont:--:

Savings of:

:|~|:ttl2blclass:--:ba-28150705:|~|:ttl1cont:--:

Mucuna Pruriens

:|~|:ttl1blclass:--:ba-28150684:|~|:slctvrnt:--::|~|:shwqty:--:false:|~|:selclass:--:js-best-value-not-select:|~|:qty:--:1:|~|:prdurl:--:/cart:|~|:prdtype:--:recharge:|~|:prdimgtp:--:variant:|~|:prdbtnltp:--:cart:|~|:prdbtnelt:--:_self:|~|:prdbtncpt:--:Add to Cart:|~|:prdbtnclass:--:zpa-button-padding-medium bcss-28150690:|~|:prdbtnalign:--:zpa-button-alignment-center:|~|:prdblclass:--:ba-28150690:|~|:lblvisattr:--:data-hidden-label:|~|:lbltxtcont:--:RECOMMENDED FOR YOU!:|~|:lblblclass:--:ba-28150675:|~|:imgimgattr:--:alt="Front view of Redwood supplement bottle" src="https://cdn05.zipify.com/AyldexxFzoyBnq-e2WhAKovP41o=/fit-in/960x0/86c853cabb634aa88ac452af77afdde6/mucuna_watercolor_mockup_5000x5000-squashed.jpg" sizes="960px,830px,720px,590px,450px,220px" srcset="https://cdn05.zipify.com/DA7yx1Q_-GPByeaVKuxgSMlo2rU=/fit-in/220x0/86c853cabb634aa88ac452af77afdde6/mucuna_watercolor_mockup_5000x5000-squashed.jpg 220w, https://cdn05.zipify.com/PtrVLjvN4X-Ur7WUeuxm1JzFRVE=/fit-in/450x0/86c853cabb634aa88ac452af77afdde6/mucuna_watercolor_mockup_5000x5000-squashed.jpg 450w, https://cdn05.zipify.com/-_LmzLrxLV7mYe5dH93O0GdfxDs=/fit-in/590x0/86c853cabb634aa88ac452af77afdde6/mucuna_watercolor_mockup_5000x5000-squashed.jpg 590w, https://cdn05.zipify.com/KqtdlejjYc50lT2MydLv_l4QMIo=/fit-in/720x0/86c853cabb634aa88ac452af77afdde6/mucuna_watercolor_mockup_5000x5000-squashed.jpg 720w, https://cdn05.zipify.com/WGrGoYVcTzLhmoKQrxCyjssb0wk=/fit-in/830x0/86c853cabb634aa88ac452af77afdde6/mucuna_watercolor_mockup_5000x5000-squashed.jpg 830w, https://cdn05.zipify.com/AyldexxFzoyBnq-e2WhAKovP41o=/fit-in/960x0/86c853cabb634aa88ac452af77afdde6/mucuna_watercolor_mockup_5000x5000-squashed.jpg 960w":|~|:imgblclass:--:zpa-mobile-align--center zpa-align--center ba-28150699:|~|:img2blclass:--:zpa-mobile-align--center zpa-align--center ba-28150707:|~|:img2attr:--:alt="" src="https://cdn05.zipify.com/fF3OA40KOuC5AD0GXKdxdsb9iPI=/fit-in/960x0/f23d945e313140c9b8529f82f4417cc0/buyboxiconssub.png" sizes="960px,830px,720px,590px,450px,220px" srcset="https://cdn05.zipify.com/xudTenbDWjA0Tmn62ofSucSW1qk=/fit-in/220x0/f23d945e313140c9b8529f82f4417cc0/buyboxiconssub.png 220w, https://cdn05.zipify.com/FGJ94nvL0jAsWqfddB203MTvMHg=/fit-in/450x0/f23d945e313140c9b8529f82f4417cc0/buyboxiconssub.png 450w, https://cdn05.zipify.com/VPiNp3qoSLqi9j_omz688TaH4Yw=/fit-in/590x0/f23d945e313140c9b8529f82f4417cc0/buyboxiconssub.png 590w, https://cdn05.zipify.com/QOb6uMGJr8_-x9vzPxXs9mtZ-1s=/fit-in/720x0/f23d945e313140c9b8529f82f4417cc0/buyboxiconssub.png 720w, https://cdn05.zipify.com/NcY5nFgwgqQsOLQRA9nnuEtnAFE=/fit-in/830x0/f23d945e313140c9b8529f82f4417cc0/buyboxiconssub.png 830w, https://cdn05.zipify.com/fF3OA40KOuC5AD0GXKdxdsb9iPI=/fit-in/960x0/f23d945e313140c9b8529f82f4417cc0/buyboxiconssub.png 960w":|~|:handle:--:dopa-mucuna:|~|:dcrt1class:--:ba-28150718:|~|:crtmsgclass:--:pcma-28150690:|~|:bvcrnrclass:--:hidden lat-28150675:|~|:brdblclass:--::|~|:brd2blclass:--:ba-28150717:|~|:brd1blclass:--:zpa-border-style-solid zpa-border-thickness-small ba-28150681:|~|:addcrtmsg:--:Product has been added to cart txtcont:--:

30 capsules per bottle

30 Day Supply

:|~|:txtblclass:--:ba-28150672:|~|:ttl3cont:--:

$5.99

:|~|:ttl3blclass:--:ba-28150716:|~|:ttl2cont:--:

Savings of:

:|~|:ttl2blclass:--:ba-28150674:|~|:ttl1cont:--:

Cortigon

:|~|:ttl1blclass:--:ba-28150721:|~|:slctvrnt:--::|~|:shwqty:--:false:|~|:selclass:--:js-best-value-not-select:|~|:qty:--:1:|~|:prdurl:--:/cart:|~|:prdtype:--:recharge:|~|:prdimgtp:--:variant:|~|:prdbtnltp:--:cart:|~|:prdbtnelt:--:_self:|~|:prdbtncpt:--:Add to Cart:|~|:prdbtnclass:--:zpa-button-padding-medium bcss-28150714:|~|:prdbtnalign:--:zpa-button-alignment-center:|~|:prdblclass:--:ba-28150714:|~|:lblvisattr:--:data-hidden-label:|~|:lbltxtcont:--:RECOMMENDED FOR YOU!:|~|:lblblclass:--:ba-28150664:|~|:imgimgattr:--:alt="three bottles of the Redwood supplement" src="https://cdn05.zipify.com/qtrwxlrWnu7eRLoIkVElxjPAg2M=/fit-in/960x0/8ae7405cfb2e4d95a1dbee13077a94cc/cortigon_120cc_ingredients_5000x5000-squashed.jpg" sizes="960px,830px,720px,590px,450px,220px" srcset="https://cdn05.zipify.com/2B0kmrAQFdCiZzQOJulxX-MnaGw=/fit-in/220x0/8ae7405cfb2e4d95a1dbee13077a94cc/cortigon_120cc_ingredients_5000x5000-squashed.jpg 220w, https://cdn05.zipify.com/r2oDHhyyA6a_A03XFDsruiPaziM=/fit-in/450x0/8ae7405cfb2e4d95a1dbee13077a94cc/cortigon_120cc_ingredients_5000x5000-squashed.jpg 450w, https://cdn05.zipify.com/EJof2m3FUxC0Dbpv0AUCGhVm9j4=/fit-in/590x0/8ae7405cfb2e4d95a1dbee13077a94cc/cortigon_120cc_ingredients_5000x5000-squashed.jpg 590w, https://cdn05.zipify.com/YMFmlvDzVa8yyh1GiUG0bGMAJ2o=/fit-in/720x0/8ae7405cfb2e4d95a1dbee13077a94cc/cortigon_120cc_ingredients_5000x5000-squashed.jpg 720w, https://cdn05.zipify.com/EM2eNKoChLQ56xS4HWsHQl-9ATw=/fit-in/830x0/8ae7405cfb2e4d95a1dbee13077a94cc/cortigon_120cc_ingredients_5000x5000-squashed.jpg 830w, https://cdn05.zipify.com/qtrwxlrWnu7eRLoIkVElxjPAg2M=/fit-in/960x0/8ae7405cfb2e4d95a1dbee13077a94cc/cortigon_120cc_ingredients_5000x5000-squashed.jpg 960w":|~|:imgblclass:--:zpa-mobile-align--center zpa-align--center ba-28150671:|~|:img2blclass:--:zpa-mobile-align--center zpa-align--center ba-28150676:|~|:img2attr:--:alt="" src="https://cdn05.zipify.com/fF3OA40KOuC5AD0GXKdxdsb9iPI=/fit-in/960x0/f23d945e313140c9b8529f82f4417cc0/buyboxiconssub.png" sizes="960px,830px,720px,590px,450px,220px" srcset="https://cdn05.zipify.com/xudTenbDWjA0Tmn62ofSucSW1qk=/fit-in/220x0/f23d945e313140c9b8529f82f4417cc0/buyboxiconssub.png 220w, https://cdn05.zipify.com/FGJ94nvL0jAsWqfddB203MTvMHg=/fit-in/450x0/f23d945e313140c9b8529f82f4417cc0/buyboxiconssub.png 450w, https://cdn05.zipify.com/VPiNp3qoSLqi9j_omz688TaH4Yw=/fit-in/590x0/f23d945e313140c9b8529f82f4417cc0/buyboxiconssub.png 590w, https://cdn05.zipify.com/QOb6uMGJr8_-x9vzPxXs9mtZ-1s=/fit-in/720x0/f23d945e313140c9b8529f82f4417cc0/buyboxiconssub.png 720w, https://cdn05.zipify.com/NcY5nFgwgqQsOLQRA9nnuEtnAFE=/fit-in/830x0/f23d945e313140c9b8529f82f4417cc0/buyboxiconssub.png 830w, https://cdn05.zipify.com/fF3OA40KOuC5AD0GXKdxdsb9iPI=/fit-in/960x0/f23d945e313140c9b8529f82f4417cc0/buyboxiconssub.png 960w":|~|:handle:--:cortigon:|~|:dcrt1class:--:ba-28150708:|~|:crtmsgclass:--:pcma-28150714:|~|:bvcrnrclass:--:hidden lat-28150664:|~|:brdblclass:--::|~|:brd2blclass:--:ba-28150706:|~|:brd1blclass:--:zpa-border-style-solid zpa-border-thickness-small ba-28150715:|~|:addcrtmsg:--:Product has been added to cart txtcont:--:

30 Day Supply

:|~|:txtblclass:--:ba-28150719:|~|:ttl3cont:--:

$30.49

:|~|:ttl3blclass:--:ba-28150686:|~|:ttl2cont:--:

Savings of:

:|~|:ttl2blclass:--:ba-28150702:|~|:ttl1cont:--:

Think Again SEROTONIN Bundle

This stack contains the Mucuna Pruriens, Cortigon and Floracil50, the perfect trio for producing more dopamine naturally.

:|~|:ttl1blclass:--:ba-28150687:|~|:slctvrnt:--::|~|:shwqty:--:false:|~|:selclass:--::|~|:qty:--:1:|~|:prdurl:--:/cart:|~|:prdtype:--:recharge:|~|:prdimgtp:--:variant:|~|:prdbtnltp:--:cart:|~|:prdbtnelt:--:_self:|~|:prdbtncpt:--:Add to Cart:|~|:prdbtnclass:--:zpa-button-padding-medium bcss-28150688:|~|:prdbtnalign:--:zpa-button-alignment-center:|~|:prdblclass:--:ba-28150688:|~|:lblvisattr:--::|~|:lbltxtcont:--:RECOMMENDED FOR YOU!:|~|:lblblclass:--:ba-28150701:|~|:imgimgattr:--:alt="Ultimate Immunity Stack" src="https://cdn05.zipify.com/nGGCjaXS1tJETHuWJqRxAt2u5dM=/fit-in/960x0/4ed94880fa944922b95e17bad328aaae/thinkagain_serotonin-squashed.jpg" sizes="960px,830px,720px,590px,450px,220px" srcset="https://cdn05.zipify.com/KQRZIRTKD_2DzRnssvUKeD9BQNw=/fit-in/220x0/4ed94880fa944922b95e17bad328aaae/thinkagain_serotonin-squashed.jpg 220w, https://cdn05.zipify.com/kfoRmu5_Uj6_SE0OSViNTgwDfN4=/fit-in/450x0/4ed94880fa944922b95e17bad328aaae/thinkagain_serotonin-squashed.jpg 450w, https://cdn05.zipify.com/vidYdhvlEgyIiNpmHVssuevER7E=/fit-in/590x0/4ed94880fa944922b95e17bad328aaae/thinkagain_serotonin-squashed.jpg 590w, https://cdn05.zipify.com/Jad48YnHq-a0m1Mu_0lq2ADREEo=/fit-in/720x0/4ed94880fa944922b95e17bad328aaae/thinkagain_serotonin-squashed.jpg 720w, https://cdn05.zipify.com/9J9T4TP1k1ZVh_WcWwsp5MgCP6Q=/fit-in/830x0/4ed94880fa944922b95e17bad328aaae/thinkagain_serotonin-squashed.jpg 830w, https://cdn05.zipify.com/nGGCjaXS1tJETHuWJqRxAt2u5dM=/fit-in/960x0/4ed94880fa944922b95e17bad328aaae/thinkagain_serotonin-squashed.jpg 960w":|~|:imgblclass:--:zpa-mobile-align--center zpa-align--center ba-28150698:|~|:img2blclass:--:zpa-mobile-align--center zpa-align--center ba-28150678:|~|:img2attr:--:alt="" src="https://cdn05.zipify.com/fF3OA40KOuC5AD0GXKdxdsb9iPI=/fit-in/960x0/f23d945e313140c9b8529f82f4417cc0/buyboxiconssub.png" sizes="960px,830px,720px,590px,450px,220px" srcset="https://cdn05.zipify.com/xudTenbDWjA0Tmn62ofSucSW1qk=/fit-in/220x0/f23d945e313140c9b8529f82f4417cc0/buyboxiconssub.png 220w, https://cdn05.zipify.com/FGJ94nvL0jAsWqfddB203MTvMHg=/fit-in/450x0/f23d945e313140c9b8529f82f4417cc0/buyboxiconssub.png 450w, https://cdn05.zipify.com/VPiNp3qoSLqi9j_omz688TaH4Yw=/fit-in/590x0/f23d945e313140c9b8529f82f4417cc0/buyboxiconssub.png 590w, https://cdn05.zipify.com/QOb6uMGJr8_-x9vzPxXs9mtZ-1s=/fit-in/720x0/f23d945e313140c9b8529f82f4417cc0/buyboxiconssub.png 720w, https://cdn05.zipify.com/NcY5nFgwgqQsOLQRA9nnuEtnAFE=/fit-in/830x0/f23d945e313140c9b8529f82f4417cc0/buyboxiconssub.png 830w, https://cdn05.zipify.com/fF3OA40KOuC5AD0GXKdxdsb9iPI=/fit-in/960x0/f23d945e313140c9b8529f82f4417cc0/buyboxiconssub.png 960w":|~|:handle:--:serotonin-bundle-mucuna-cortigon-floracil-50:|~|:dcrt1class:--:ba-28150703:|~|:crtmsgclass:--:pcma-28150688:|~|:bvcrnrclass:--:lat-28150701:|~|:brdblclass:--:uca-28150701:|~|:brd2blclass:--:ba-28150659:|~|:brd1blclass:--:zpa-border-style-solid zpa-border-thickness-small ba-28150663:|~|:addcrtmsg:--:Product has been added to cart