Magnesium Glycinate Reviews
Your feedback shapes every formula we build. Read real stories from members, share yours, and see how personalized stacks are working for women like you.
Average rating
from 473 reviews
Worth a read
The reviews are in — and they've been loving the results.
I've tried so many supplements and honestly nothing has worked like this. The quiz is actually thorough and the results show it. Energy is UP, recovery is UP, sleep is SO much better. Can't believe it took me this long to find this brand.
Three weeks in and I already feel the difference. My morning energy is COMPLETELY different. No more dragging myself out of bed. The personalization through the quiz is what makes it work — it's not just a generic multivitamin. Stack actually thought about what MY body needs.
I've been on a health optimization journey for about three years and have tried what feels like every supplement brand on the market. Most of them are either generic multivitamins dressed up in pretty packaging, or they're so specific that you need to be a nutritionist to…
I've tried so many supplements and honestly nothing has worked like this. The quiz is actually thorough and the results show it. Energy is UP, recovery is UP, sleep is SO much better. Can't believe it took me this long to find this brand.
had been looking for something like this for a while. the quiz is alot more detailed than i expected and the daily packs are so convienent. been on it for two months and my energy and sleep have both improved alot. would definately buy again and already told my friends.
good product, nice packaging, the quiz was solid. been taking it for 5 weeks and definitely feeling more energy during the day. would give 5 stars if there was an app to go with it but that's a minor thing. overall recommend.
I've been on a health optimization journey for about three years and have tried what feels like every supplement brand on the market. Most of them are either generic multivitamins dressed up in pretty packaging, or they're so specific that you need to be a nutritionist to understand what you're actually taking. Stack sits in a completely different category. The quiz is the first thing that impressed me. It asks genuinely intelligent questions — not just 'how old are you and what's your gender' but questions about your diet, your sleep patterns, your stress levels, your exercise frequency. It felt like a real consultation rather than a data collection exercise. The pack that arrived was clearly personalized to my answers. After six weeks, the improvements have been consistent and measurable: better sleep quality, more stable energy throughout the day, and noticeably faster recovery after my runs. My partner commented that I seemed more 'on' in the evenings rather than crashing after dinner. The daily pack format is brilliant for compliance — I've been 100% consistent because the habit is so frictionless. One pack, done, every morning. No bottles, no measuring, no forgetting half of them. Genuinely one of the best health investments I've made.
had been looking for something like this for a while. the quiz is alot more detailed than i expected and the daily packs are so convienent. been on it for two months and my energy and sleep have both improved alot. would definately buy again and already told my friends.
I've tried so many supplement brands over the years and Stack is genuinely different. The quiz nailed exactly what I needed — I've been sleeping better and my energy through the day is so much more consistent. The fact that everything comes in one little packet makes it so easy to stay on track.
I've been using Stack for about two months now and my overall experience has been positive. The quiz was genuinely thorough — more so than I expected — and the personalized pack that arrived clearly reflected my answers. Results have been good. My energy throughout the day is more stable, I'm sleeping better, and my workout recovery has improved. These are real, noticeable changes and I'm happy about them. The reason I'm giving 4 rather than 5 stars comes down to a few things I'd love to see added: 1. An app or dashboard to log how I'm feeling over time and track progress 2. The ability to re-take the quiz as my lifestyle changes (I changed jobs since signing up) 3. More in-depth explanation of each ingredient in my pack and why it was chosen for me The core product is excellent and I'll keep subscribing. These are improvements I hope the team considers.
Before Stack I had zero consistent supplement routine. Now it's one pack, every day, effortless. Results speak for themselves.
Started taking Stack about 6 weeks ago and the results have honestly surprised me. Sleep quality is WAY up, my afternoon crashes are basically gone, and my workouts feel stronger. The daily pack format means I actually remember to take them every single day. LOVE IT.
I used to have like 6 different bottles on my counter. Now it's just one Stack pack a day. The simplicity is honestly the biggest selling point for me. Love that it has my name on the packet too — feels really premium.
I've tried so many supplements and honestly nothing has worked like this. The quiz is actually thorough and the results show it. Energy is UP, recovery is UP, sleep is SO much better. Can't believe it took me this long to find this brand.
Happy with my Stack experience. The quiz was detailed, the packs arrived quickly and I've felt improvements in sleep and energy. My one suggestion would be a mobile app to go alongside the subscription. Otherwise great.
Your turn
Personalized vitamins in 2 minutes. No guesswork — just what your body needs.
Take the quiz