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Posted by u/chickenncarrots路

Does GABA actually cross the BBB or is it just marketing hype?

TL;DR: Curious if GABA actually crosses the BBB or if it's just marketing hype.

I've been seeing a lot of buzz around GABA supplements lately and I'm curious if there's any real science behind it crossing the blood-brain barrier (BBB). I've tried a few sleep aids and while some really help me get my Zs, I wonder if GABA is just another shiny object or if it's legit. If anyone has experience with it or can share some evidence-based info, I'd love to know if it's worth adding to my routine for better sleep! Let's sort the sleep aid wheat from the chaff! 馃挙

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u/spoonie_lifter路

You guys are killing me! I was so pumped to try GABA after reading hype online, but now I feel a bit lost. I deal with chronic illness and sleep is a struggle. Maybe I'll stick to my current routine a bit longer.

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u/powerliftingguy_99路

Lmao, i just found this thread and it's pure gold. For me, a solid night's sleep is as important as hitting PRs. If GABA works for you, go for it, but don't sleep on sleep hygiene and nutrition!

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u/whey_addict路

Facts! I've read some studies suggesting GABA might not cross the BBB as effectively as we hope. It's one of those 'what if' supplements, but some people swear by it for relaxation and sleep.

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u/recipequeen44路

There's some evidence that GABA can influence sleep indirectly, even if it doesn't cross the BBB as easily. Studies show it may enhance relaxation by affecting receptors outside the brain. If you're interested in a natural approach, maybe look into magnesium too. It's often overlooked but can really help with sleep quality.

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u/beardedsquatter路

I have to disagree with the love for GABA. Like, sure, some people might feel chill after taking it, but I think it's mostly placebo. My sleep got way better when I cut down on caffeine and started a night routine.

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u/saltyngl路

Ngl, I tried GABA for a while and it didn't do much for me. I thought I was getting a solid night's sleep, but it turned out to be all in my head. Sleep hygiene can often be the key; make sure you're keeping a consistent bedtime!

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u/caffeine_and_curls路

I totally feel you on this! I've been experimenting with different sleep aids lately. GABA was a bust for me too, but valerian root worked wonders. It's all about finding what suits your body best, I guess

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u/chickenncarrots路

This! Sometimes we just have to play around with supplements to see what works. I combine my nighttime routine with a small snack before bed, and that helps. Try some cottage cheese or Greek yogurt for slow-digesting protein, too.

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u/weekendwarrior88路

Been there! i'm always busy with work, so I need reliable sleep aids. Have you thought about trying melatonin? It works better for me than GABA and is generally regarded as safe.

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