- Mindful Magnesium Soak for Daily Wind-Downs – A clean, water-soluble form of magnesium chloride designed to complement warm baths or foot soaks—no added fragrance or fillers.
- Purity from the Zechstein Seabed – Harvested from deep underground, our flakes are derived from one of the world’s most trusted natural magnesium sources —untouched by modern pollutants and gentle on all skin types.
- Beyond Epsom Salt – Unlike Epsom salt (magnesium sulfate), Ancient Minerals uses magnesium chloride flakes—known for fast solubility and ease of topical use.
- Trusted Since 2007 – Ancient Minerals remains a go-to name in topical magnesium, valued by customers around the world for its quality, sourcing, and simplicity.
- Flexible for Bath or Foot Soak – Use as part of your evening reset, travel routine, or as a foot soak after long days. Suitable for women, men, and kids of all ages.
Bath Soak (37 customer reviews)
Ancient Minerals Magnesium Bath Flakes – Pure Zechstein Magnesium Chloride for Soaking and Whole-Body Replenishment, 8 lb Bag
Rated 4.8 out of 5 based on 1 customer rating
$29.00
Disclosure| Brand | Ancient Minerals |
|---|---|
| Scent | Unscented |
| Age Range Description | Adult |
| Recommended Uses For Product | Relaxation |
| Product Benefits | Relaxation,Muscle Relief,Soothing,Muscle Aches,Gentle |
37 reviews for Ancient Minerals Magnesium Bath Flakes – Pure Zechstein Magnesium Chloride for Soaking and Whole-Body Replenishment, 8 lb Bag
Add a review Cancel reply
Related products
- Bath Soak
Dr Teal’s Epsom Salt Magnesium Soak, Soothe & Comfort with Oat Milk & Argan Oil, 3 lbs
$4.00 Shop NowRated 4.8 out of 5 - Bath Soak
Amazon Basics Eucalyptus & Spearmint Scented Foaming Bath with Essential Oils, 34 Fl Oz (Pack of 1) (Previously Solimo)
$4.09 Shop NowRated 4.5 out of 5 - Bath Soak
Dr Teal’s Epsom Salt Soaking Solution, Soothe & Sleep, Lavender, 3lbs
$5.79 Shop NowRated 4.8 out of 5







Auntie Feather –
From the moment you pour these crystals into your tub, you know you’re not dealing with ordinary bath salts. The Ancient Mineral Bath Salts offer an experience that is far more therapeutic than standard Epsom salts, transforming a simple soak into a profound act of self-care. If you’re looking to truly unwind, recover, and soothe your body, look no further.
Unrivaled Purity for Maximum Relaxation
The secret to these bath salts lies in their source: ancient, purified mineral deposits that are rich in magnesium chloride. This form of magnesium is highly bioavailable and easily absorbed through the skin, which is the key to its powerful effects.
Unlike salts that merely soften the water, these ancient minerals actively work to relax your nervous system. Within minutes of soaking, you feel a noticeable shift—tension seems to melt away from your shoulders, neck, and back. The result is a level of deep, calming relaxation that prepares your mind and body perfectly for restorative sleep. It’s an essential ritual for anyone dealing with stress or the demands of a hectic week.
Therapeutic Relief for Aching Muscles
For athletes, laborers, or anyone experiencing muscle soreness and fatigue, these salts are a non-negotiable recovery tool. Magnesium is vital for muscle function, and soaking in these high-grade minerals helps to draw out toxins and reduce inflammation.
I’ve found that a 30-minute soak dramatically accelerates recovery time. Post-workout stiffness or the lingering aches from physical activity are significantly diminished. This isn’t just a temporary distraction; it feels like genuine, restorative therapy that targets the core causes of muscle discomfort.
Gentle on Skin and Easy to Use
Despite their potency, the Ancient Mineral Bath Salts are incredibly gentle on the skin. They dissolve cleanly and quickly in warm water, leaving no gritty residue, and they don’t leave your skin feeling tight or dried out. Instead, my skin feels soft, refreshed, and hydrated after emerging from the bath.
The packaging is sturdy, and the crystals themselves are beautiful—large, pure flakes that convey their high quality instantly. They are virtually unscented, which makes them perfect for blending with your favorite essential oils if you prefer an aromatic experience, or simply enjoying their natural purity.
Final Verdict
The Ancient Mineral Bath Salts are a premium product that fully justifies the investment. They deliver exceptional results, providing profound relaxation, legitimate muscle relief, and a clean, gentle experience for your skin. They are truly the foundation for a perfect, healing bath.
Auntie Feather –
I bought these Ancient Minerals magnesium flakes after learning that magnesium chloride (like this) is actually easier for your body to absorb than Epsom salts, which are magnesium sulfate.
That was a game-changer for me. I’ve used Epsom salts for years and never got the deep relaxation I was expecting. But with these flakes — wow. Within 20 minutes of soaking, I could feel the tension melting away. I slept better that night and even noticed less muscle soreness the next morning.
These flakes come from genuine Zechstein seabed deposits — one of the purest sources of magnesium in the world — and it shows. They dissolve quickly, leave no residue, and the resealable bag makes storage easy.
Pro tip: If you’ve used Epsom salts before and didn’t feel much, it could be because your body just wasn’t absorbing it well. Magnesium chloride (what’s in these flakes) is much more bioavailable, especially through the skin.
I now use about 1/2 cup in a warm bath or foot soak a few nights a week. No strong smell, just clean and effective.
Highly recommend — especially if you’re dealing with stress, muscle fatigue, poor sleep, or magnesium deficiency. These outperform store-bought Epsom salts in every way.
うっくん –
I made sure I ordered as pure a form as possible because I also drink it to purify the cells of my body. I mix 60g of magnesium chloride with 1 l of water and I drink 200ml of the solution everyday for 5 days. This is a French habit I inherited from my mother and it has always worked a treat for me. I can’t guarantee that Ancient Minerals Magnesium Chloride will work for everybody in terms of oral consumption but it does for me, so consume at your own risk! I also use this for my foot baths and it leaves my feet all soft and reenergized. I am just about to reorder a pack actually!
Else-Marie Ditlevsen –
Love this brand. Best brand ever. Love having this to soak my feet.
Leslie Gail Mnich –
Excellent product the magnesium is perfect in my bath for relaxing and taking away muscle pain. This minerals and magnesium bath flakes melt easily in my bath ,this does really work and you sleep like a baby afterwards.
Leslie M.
TeeTee –
The media could not be loaded.
妻へのプレゼントとしてこちらのマグネシウム入浴剤を購入しました。結果は大正解で、デスクワークで肩や足の疲れが溜まりやすい妻が「身体が芯からスッキリして、リフレッシュできた!」ととても喜んでくれました。
特に感動したのは、夏のぬるめのお湯でも約30秒でしっかり溶ける速さ。季節を問わず、オールシーズン快適に使える点が素晴らしいです。入浴後は身体がぽかぽかと温まり、お肌もしっとり。冷え性や疲労回復、リラックスしたい方に本当におすすめできます。
自分用のご褒美はもちろん、大切な人へのギフトにも最適です。健康や癒しを贈れるアイテムとして、これからもリピートしたいと思います!
Alex –
Excelente calidad he visto los resultados, lo he hecho en forma de aceite y le agregué aceite esencial de romero y clavo y me ha hecho muy bien me lo aplicó 20 minutos antes de bañarme y como me da alivio.
Maricruz C. –
A wonderful product – provides magnesium fast through the skin, when you make it into mg oil by combining equal pars boiling water and this.
Maricruz C. –
Excelente calidad he visto los resultados, lo he hecho en forma de aceite y le agregué aceite esencial de romero y clavo y me ha hecho muy bien me lo aplicó 20 minutos antes de bañarme y como me da alivio.
mandm22 –
I use this along with Aztec Indian Healing Clay and Epsom salt for a foot detox. It helps with swelling and the magnesium is very good as it absorbs through the skin. It aids in a restful sleep and has many other health benefits but a foot detox is what I use it for because I suffer from pains and it helps.
Lisa E –
Worth the price. The flakes are so nice. Healing.
Alex –
From the moment you pour these crystals into your tub, you know you’re not dealing with ordinary bath salts. The Ancient Mineral Bath Salts offer an experience that is far more therapeutic than standard Epsom salts, transforming a simple soak into a profound act of self-care. If you’re looking to truly unwind, recover, and soothe your body, look no further.
Unrivaled Purity for Maximum Relaxation
The secret to these bath salts lies in their source: ancient, purified mineral deposits that are rich in magnesium chloride. This form of magnesium is highly bioavailable and easily absorbed through the skin, which is the key to its powerful effects.
Unlike salts that merely soften the water, these ancient minerals actively work to relax your nervous system. Within minutes of soaking, you feel a noticeable shift—tension seems to melt away from your shoulders, neck, and back. The result is a level of deep, calming relaxation that prepares your mind and body perfectly for restorative sleep. It’s an essential ritual for anyone dealing with stress or the demands of a hectic week.
Therapeutic Relief for Aching Muscles
For athletes, laborers, or anyone experiencing muscle soreness and fatigue, these salts are a non-negotiable recovery tool. Magnesium is vital for muscle function, and soaking in these high-grade minerals helps to draw out toxins and reduce inflammation.
I’ve found that a 30-minute soak dramatically accelerates recovery time. Post-workout stiffness or the lingering aches from physical activity are significantly diminished. This isn’t just a temporary distraction; it feels like genuine, restorative therapy that targets the core causes of muscle discomfort.
Gentle on Skin and Easy to Use
Despite their potency, the Ancient Mineral Bath Salts are incredibly gentle on the skin. They dissolve cleanly and quickly in warm water, leaving no gritty residue, and they don’t leave your skin feeling tight or dried out. Instead, my skin feels soft, refreshed, and hydrated after emerging from the bath.
The packaging is sturdy, and the crystals themselves are beautiful—large, pure flakes that convey their high quality instantly. They are virtually unscented, which makes them perfect for blending with your favorite essential oils if you prefer an aromatic experience, or simply enjoying their natural purity.
Final Verdict
The Ancient Mineral Bath Salts are a premium product that fully justifies the investment. They deliver exceptional results, providing profound relaxation, legitimate muscle relief, and a clean, gentle experience for your skin. They are truly the foundation for a perfect, healing bath.
Karla Woodis –
Mine was chunky not flakes but it still worked. Good price.
Khalifah Kush –
Excelente calidad he visto los resultados, lo he hecho en forma de aceite y le agregué aceite esencial de romero y clavo y me ha hecho muy bien me lo aplicó 20 minutos antes de bañarme y como me da alivio.
Classy and Sassy –
These magnesium flakes are a total game changer! I used them in a warm bath and felt completely relaxed — my body pain eased up, I slept better, and woke up actually feeling refreshed. The quality is great and you can tell it’s pure stuff. The flakes were a little bigger than I expected, so I wish they dissolved a bit faster, but overall this feels like a mini spa day in my own tub. Definitely keeping this in my nightly routine!
Tia Par –
I made sure I ordered as pure a form as possible because I also drink it to purify the cells of my body. I mix 60g of magnesium chloride with 1 l of water and I drink 200ml of the solution everyday for 5 days. This is a French habit I inherited from my mother and it has always worked a treat for me. I can’t guarantee that Ancient Minerals Magnesium Chloride will work for everybody in terms of oral consumption but it does for me, so consume at your own risk! I also use this for my foot baths and it leaves my feet all soft and reenergized. I am just about to reorder a pack actually!
tmk18E613 –
This product has a good effect on my joints and back. My muscles are more relaxed. It enhances my sleep. It does what it says. I also recommend the Ancient Minerals Magnesium GEL. I use them both with noticeable results, especially at the knee joints.
Travis –
Great, high quality magnesium bath salts that melt in warm water and relieve aches & pains. You’ll be well relaxed and sleep like a baby!!
Else-Marie Ditlevsen –
The media could not be loaded.
妻へのプレゼントとしてこちらのマグネシウム入浴剤を購入しました。結果は大正解で、デスクワークで肩や足の疲れが溜まりやすい妻が「身体が芯からスッキリして、リフレッシュできた!」ととても喜んでくれました。
特に感動したのは、夏のぬるめのお湯でも約30秒でしっかり溶ける速さ。季節を問わず、オールシーズン快適に使える点が素晴らしいです。入浴後は身体がぽかぽかと温まり、お肌もしっとり。冷え性や疲労回復、リラックスしたい方に本当におすすめできます。
自分用のご褒美はもちろん、大切な人へのギフトにも最適です。健康や癒しを贈れるアイテムとして、これからもリピートしたいと思います!
うっくん –
The media could not be loaded.
妻へのプレゼントとしてこちらのマグネシウム入浴剤を購入しました。結果は大正解で、デスクワークで肩や足の疲れが溜まりやすい妻が「身体が芯からスッキリして、リフレッシュできた!」ととても喜んでくれました。
特に感動したのは、夏のぬるめのお湯でも約30秒でしっかり溶ける速さ。季節を問わず、オールシーズン快適に使える点が素晴らしいです。入浴後は身体がぽかぽかと温まり、お肌もしっとり。冷え性や疲労回復、リラックスしたい方に本当におすすめできます。
自分用のご褒美はもちろん、大切な人へのギフトにも最適です。健康や癒しを贈れるアイテムとして、これからもリピートしたいと思います!
mandm22 –
I was skeptical but this really works better than other brands/types. I know it sounds hokey but this is truly the best Epsom salt I’ve ever used. I have OA and this provides joint pain relief almost immediately. The flakes dissolve nicely and also make my skin feel soft. Give it a try.
Else-Marie Ditlevsen –
A wonderful product – provides magnesium fast through the skin, when you make it into mg oil by combining equal pars boiling water and this.
DixieChic –
I made some dyi magnesium spray. It worked great! The product helps with aches and pains and dissolves well.
Amy Biggs –
These Ancient Minerals Magnesium Bath Flakes have transformed my evening routine! After dealing with muscle tension and poor sleep, I decided to try magnesium baths and chose these based on the genuine Zechstein source – best decision ever.
The quality is immediately noticeable. These dissolve completely in warm water without any residue or grittiness, creating a silky smooth bath experience. I use about 1/2 to 1 cup per bath, and the resealable bag makes storage and measuring easy while keeping the flakes fresh.
Within 20 minutes of soaking, I can feel the difference – muscle tension melts away, especially in my shoulders and legs after long workdays or intense workouts. The absorption through the skin is gentle with no irritation, even on sensitive areas. My sleep quality has noticeably improved on nights I take these baths.
What impressed me most is how pure these are – no additives, fragrances, or unnecessary ingredients. Just genuine Zechstein magnesium chloride, which gives me confidence in what I’m putting on my body. The bag lasts quite a while even with regular use.
I’ve tried other magnesium bath products, but the quality and effectiveness of Ancient Minerals is superior. The recovery benefits are real – less soreness, better relaxation, and improved sleep.
Perfect for athletes, anyone with muscle tension, or those seeking natural relaxation. Worth every penny for genuine therapeutic-grade magnesium!
ALF –
I mean, what can I say? They are magnesium salts. They aren’t fake. Seem like good quality. I mix them in the bath with Epsom salts and it’s sooooo relaxing. I feel calm when I get out.
Montana –
Excellent product! Soothing and relaxing for the muscles and helps with falling asleep after a hot soak.
Tia Par –
Amazing and highly effective. A small amount goes a long way. Much more potent than drugstore Epsom salts. A+++
Ciria Garcia –
Absolutely love these magnesium flakes! I use it for mine and my kids baths and it leaves all of us relaxed and ready for bed! Can also be used to make magnesium spray as well! Will continue to purchase !
Dean –
This is a good product. Helped ease the pain in shoulder. I would purchase again.
Charity –
I buy these magnesium bath flakes mainly to make my own magnesium cream, and they work perfectly for that. They’re also wonderful to use in the bath—helping me relax and soothe sore muscles. High quality and easy to use.
Khalifah Kush –
I use this along with Aztec Indian Healing Clay and Epsom salt for a foot detox. It helps with swelling and the magnesium is very good as it absorbs through the skin. It aids in a restful sleep and has many other health benefits but a foot detox is what I use it for because I suffer from pains and it helps.
Deana Looney –
The Ancient Minerals magnesium bath flakes are excellent quality and dissolve easily in the bath. They leave me feeling relaxed and refreshed, and my skin feels soft after soaking. I love that they’re made from pure, genuine Zechstein magnesium chloride and have no added fillers. Such a high-quality product for the price. I’m very happy with this purchase.
Fantastic! Easy to use & clean. Love it –
If you have used Epsom salt for healing infections or for soaking – move up to magnesium salts. You use less and it honestly makes a huge difference for healing & muscle/joint pain. Can’t live without it! Remember to NOT rinse off. If you’re dirty, shower first to get clean then run the bathtub to soak. 1 handful is plenty. It’s WAY more expensive but totally worth it.
Homeskooliehippie –
Ancient Minerals magnesium bath flakes are great quality and dissolve easily in the bath. My skin feels soft after soaking. I love that they’re made from pure, Zechstein magnesium chloride and have no added fillers. Love this product.
Travis Spees –
Ancient Minerals Magnesium Bath Flakes is a game changer for everyone, not just athletes.
This product is a great way to absorb magnesium through your skin in a bath soak or via creating your own DIY magnesium spray bottle. I like the Magnesium Oil that Ancient Minerals also offers (you can find that product here: https://a.co/d/04dj1kNl) but dissolving these magnesium flakes in distilled water will do the same job if you’re looking for savings.
I use these magnesium flakes strictly for bath soaks. The calming sensation and relaxing of muscles is very noticeable when I use warm/hot water in my bathtub and soak for 15+ minutes. This helps me sleep considerably easier, both by falling asleep quicker and staying asleep longer though the night.
*Disclaimer* If you have any open sores or cuts, this product will burn in those areas a bit as this is a salt, even in a tub of water. I consider this feeling a “healing” feeling but it’s not going to be comfortable for everyone as a forewarning.
Roughly 50% of the entire population doesn’t get enough magnesium. This is an easy way to absorb magnesium without having to ingest magnesium orally which can cause digestive discomfort if you take too much, which is easy to do if you don’t know how much magnesium you have consumed that day already.
For women that read this review, this product is supposed to help with menstrual cramps. I am not a woman so I’m not well-versed to say from experienced whether that is true or not, but it seems like it would be a low-cost way to solve that issue at a minimum.
This is my favorite brand of magnesium bath flakes, and I will continue to purchase these. I am not paid by Ancient Minerals to post this review, I’m simply a big fan of their products.
HK –
I love these flakes. They make a real difference. And yes, they are expensive, but yes, they are way better than Epsom salts and also better than other magnesium flakes I’ve tried.
I frequently do physical activity that leaves me feeling beat up and sore, and a bath with these seems to suck away all the aches and pains — not forever, but certainly long enough for me to easily fall asleep. They are excellent before bed — generally calming and helpful for sleep.
They also seem a magical cure for those terrible leg cramps that come at night. If I take a bath with these flakes three times a week, I get no cramps.
And once, when I had a cramp in the middle of the night, I limped to the bathroom, ran myself a shallow bath with these flakes, soaked my leg, and the cramps DISAPPEARED. If you’ve had those cramps, you know how much of a miracle that feels like.
Amazon Customer –
These magnesium bath flakes work really well — they dissolve nicely and leave the water feeling soothing and relaxing. After a soak, my muscles feel calmer and the whole experience feels like real self-care. The only downside is the price; it’s a bit higher than I’d expect for what you get. Otherwise, a pleasant and effective bath addition.