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Posted by u/depressedlifter··Hot Take

GABA supplement, does it actually cross the BBB or is it just marketing hype?

Been wondering if GABA is legit or just a way for companies to take our cash. They say it helps with anxiety and sleep, but does it even cross the blood-brain barrier? I'm not about to drop my hard-earned cash on some placebo while I'm already overthinking my life choices. Anyone got the 411 on this?

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u/cuttingseason_2024·

I've been through phases of anxiety and sleep issues, and I've found a lot of success with my diet changes. Cutting back on sugar and focusing on whole foods made a bigger difference than any supplement. Just a thought

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u/nurse_in_the_gym·

GABA is a neurotransmitter that plays a role in calming the nervous system. Some studies suggest it can cross the blood-brain barrier, but the evidence is mixed. Personally, I think it can help with anxiety, but you might want to look at other options like ashwagandha or magnesium for a more reliable effect.

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u/vegan_gains_99·

I used GABA for a bit during a stressful period, and I felt a slight difference. It didn't knock me out but maybe helped me relax. If you want something more potent, consider trying valerian root or passionflower, which are plant-based and have better research backing them.

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u/powerliftingguy_99·

Yeah, I've heard it doesn't cross the BBB effectively. I stick to proven stuff like creatine and beta-alanine for my workouts. GABA feels more like a fad to me, honestly.

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u/depressedlifter·

Facts, if I'm gonna waste cash, it better be on something that works. I just wanna sleep without overthinking my existence.

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u/saltyngl·

Honestly, I've tried it, and it didn't do anything for me. I'd rather focus on my lifting and maybe some heavy deadlifts for stress relief. Maybe stick to things that have a track record.

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u/mostly_lifting·

I had this buddy who swore by it, but he also thought drinking kale smoothies made him invincible. 😂 I'd say if you wanna drop cash, go for something that has real evidence like magnesium or even melatonin.

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From a scientific standpoint, some studies suggest GABA doesn't cross the BBB effectively, which raises questions about its efficacy. You might want to explore alternatives like 5-HTP or L-theanine if you're looking for something to help with sleep and anxiety. Always best to do your research first.

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u/bro_split_bro_420·

Bro, GABA sounds like one of those magic pills, but u might be better off just getting good sleep hygiene down. Like, no screens before bed, and keep the room dark. GABA might just be a placebo for the bros.

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