don't get accidentally caught in the new-age hype of crystal deodorants, which contain Potassium Alum ( Potassium Aluminium Sulfate ) as their main ingredient ...
Aluminum ( Aluminium ) is one of the most toxic and well accumulating heavy metals once in the body, it builds a plaque in the brain, and accumulates in the most vital and common organs, - liver, kidneys, etc .
There has been many studies done about the toxicology of Aluminium and it's a well established fact that it is best to avoid any and all of it from reaching inside your body, for more information about its adverse and side-effects, check google .
There are many different forms of Alum found in the deodorants, and they tried to market the newest form - Potassium Alum, as the the natural and safe form of it in the new-age deodorants,
anyways, don't be fooled and avoid all Alum like wildfire, because it is very well absorbed through the skin, and they found that about 0.012% or more is absorbed through every single application,
and that is massive, for that value should be Zero .
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Regular antiperspirant works by having an ingredient off a short FDA list, all of which are aluminum salts. When water from sweat mixes with one of these salts, their component chemicals break apart into “ions”, which are positively or negatively charged. The aluminum ions are positively charged and small, which apparently means that they can pass through skin cell membranes, where somehow they either cause the cell to puff up, or help form a physical plug, thereby squeezing off nearby sweat glands. No sweat also means no water for the bacteria, so no odor.
This effect is temporary, as capillaries serving the cell clean up the ions, making daily reapplication necessary for a continued effect. Theoretically the ions are eventually removed from the body in the urine, but research suggests that certain tissues (liver, kidney, brain, cartilage and bone marrow) selectively absorb it.
The FDA has recently required a new label on antiperspirants saying that people with impaired renal function (i.e. those who have trouble shedding environmental toxins) and children should not use these products. The industry is complaining due to lack of scientific evidence, but someone at the FDA seems to believe in “prudent avoidance”!
The crystal deodorants, on the other hand, typically contain potassium alum. This is the same alum that used to be used in pickles, and it is a powerful astringent. I believe it occurs naturally or can be manufactured. It has the chemical formula KAl(SO4)2•12(H2O), which includes potassium, aluminum, sulfur (as sulfate), and water.
Aluminum is apparently unusual in that it can be part of either a positively or a negatively charged clump of elements, and when alum reacts with water (“hydrolyzes”), it breaks up into its components, rearranges itself into different clumps, and the aluminum goes with a negatively charged (and large) clump. (Sorry about the hand-waving here, I haven't been able to find the actual chemical reaction.) Supposedly this means that the aluminum cannot pass through the skin cell wall, the apparent basis of the claim of safety.
Disturbingly, however, according to Material Data Safety sheets (MSDS's), when potassium alum hydrolyzes, another resulting chunk is a dilute solution of sulfuric acid (H2SO4). Sulfuric acid is, of course, corrosive, and is probably the reason for the “discontinue if rash forms” warning on the label. I wonder if it is this acid that provides an antibacterial action for these products.
I am still mystified as to why, if 30g of alum has been known to fatally poison adults, it is not more carefully labeled in its grocery store package (especially as it is reputed to be somewhat sweet to the taste.) You’d think people would also get ill from sulfuric acid if they ate too many pickles, although the residue after rinsing during the canning process is supposedly minute.
I am also suspicious of the unspecified “mineral salts” ingredients listed on the crystal deodorants. I speculate that there may be other salts similar in action to the approved aluminum ones, and that ions from these may similarly be absorbed through the skin cells. My own experience with the crystal deodorants has been that they do indeed control wetness, but perhaps they cannot call themselves "antiperspirants" because the active ingredient isn't on the FDA's list.
Antiperspirants, even so-called "natural" ones contain aluminum that work to clog our pores and stop us from perspiring. Aluminum is a poison. It has been linked to Alzheimer's disease. There is new research which indicates that there may be a link between Breast Cancer and antiperspirants. In particular, studies are showing that it travels more freely into our lymphatic system when underarms are shaved.
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Let’s get this straight. Even though aluminum is widely distributed in the earth’s crust, it is NOT needed in ANY amounts in your body. All evidence to date points to aluminum as a poison that serves no beneficial role in your body and should be avoided.
Aluminum is widely recognized as a neurotoxin, which has been found in increased concentrations in the brains of people with Alzheimer’s disease.
Unfortunately, if you use antiperspirants or some deodorants, you are most likely exposing yourself to aluminum.
Aluminum salts can account for 25 percent of the volume of some antiperspirants.
A review of the common sources of aluminum exposure for humans found that antiperspirant use can significantly increase the amount of aluminum absorbed by your body. According to the review, after a single underarm application of antiperspirant, about .012 percent of the aluminum may be absorbed.
Multiply this by one or more times a day for a lifetime and you can have a massive exposure to aluminum -- a poison that is not meant to be in your body.
Antiperspirants work by clogging, closing, or blocking the pores that release sweat under your arms -- with the active ingredient being aluminum. Not only does this block one of your body’s routes for detoxification (releasing toxins via your underarm sweat), but it raises concerns about where these metals are going once you roll them (or spray them) on.
In some cases, it is clear that they may be wreaking havoc directly on your brain. In 1988, for instance, a truck driver accidentally poured 20 tons of aluminum sulphate into a tank containing drinking water.
Some 20,000 people in the village of Camelford were exposed to the chemical for several weeks, and then went on to develop a rare form of early-onset Alzheimer’s disease, along with showing the presence of high levels of aluminum in their tissues.
Deodorants and Antiperspirants Linked to Cancer
Alzheimer’s disease is not the only reason to ditch your aluminum-containing antiperspirant and deodorant, as this metal has also been linked to cancer.
A 2006 study found that aluminum salts can mimic the hormone estrogen, and chemicals that imitate that hormone are known to increase breast cancer risk. Animal studies have also found that aluminum can cause cancer.
Given that antiperspirants are used on your armpits, the aluminum salt concentration is highest near your breast tissue. Further, when women shave under their arms it can result in a higher aluminum-salt absorption rate due to the damaged skin.
In a 2007 study published in the Journal of Inorganic Biochemistry, researchers tested breast samples from 17 breast-cancer patients who had undergone mastectomies. The women who used antiperspirants had deposits of aluminum in their outer breast tissue. Concentrations of aluminum were higher in the tissue closest to the underarm than in the central breast.
Aluminum is not normally found in the human body, so this study was a pretty clear sign that the metal was being absorbed from antiperspirant sprays and roll-ons.
It’s worth mentioning that deodorants are not the same thing as antiperspirants. Deodorants may actually be less problematic than antiperspirants, as they work by neutralizing the smell of your sweat and by antiseptic action against bacteria, but do not prevent sweating.
However, many deodorants also contain aluminum, along with chemicals called parabens, which have also been linked to breast cancer. So, you’re clearly better off avoiding both antiperspirants and deodorants.
Supposedly “Safe” Crystal Alum Antiperspirants
“Crystal” deodorant stones are a popular natural deodorant alternative, often used by health-conscious shoppers looking to avoid the aluminum and other chemicals common in most antiperspirants and deodorants.
However, if you’re looking to avoid aluminum, crystal deodorants may not be your best choice.
While many claim to be aluminum-free, they are referring to aluminum chlorohydrate, aluminum chloride, aluminum hydroxybromide or aluminum zirconium.
These types of aluminum are widely used in antiperspirants and deodorants. The aluminum is taken into sweat ducts in the top layer of your skin where they act as a plug, stopping the flow of sweat to your skin’s surface.
There is evidence, however, that this aluminum is absorbed into your body where it may cause serious damage.
But while this may be a better alternative to most antiperspirants and deodorants on the market, it is not completely aluminum-free.
I’ll share with you my top tips for staying odor-free naturally shortly, but first I want to explain why I stopped using any antiperspirants or deodorants over 25 years ago … and suggest you also do the same.
Final Recommendation:
Please note that this recommendation is for antiperspirants only, not deodorants. Many confuse the two. Nearly all antiperspirants use aluminum or alum-based salts to achieve their sweat reduction effect.
It is an absolute no brainer for you and your family to avoid all conventional aluminum-based antiperspirants. The evidence is very clear that these are absorbed and will contribute to aluminum in your body.
Regarding purportedly safe “alum” based antiperspirants found in most health food stores, the companies that produce these claim that the mineral salts are too large to be absorbed and thus provide no danger. However, we have been unable to uncover any solid evidence that supports this claim so it would seem prudent to avoid using them.
While these crystals are probably better than using a conventional antiperspirant, they are clearly not aluminum-free and it still poses a possible Alzheimer's risk and contributes to background toxicity in your body.
It would seem best to exercise the precautionary principle at this time and avoid these crystal-based alum antiperspirants.
Personally, I have not used antiperspirants for over 30 years, once I realized that they were actually causing the stains in the underarm area of my shirts and that wasn’t due to my own sweat. That was a major clue to me to avoid them.
All I do is use simple soap and water and that seems to work well enough that my friends and relatives do not tell me I have any offensive body odor. I typically will wash under my arms in the morning and after I workout.
This approach has served me well for over three decades, however if you find you need a more aggressive approach, then try a pinch of baking soda mixed into water as an effective all-day deodorant.
Additionally, there are many non-aluminum or alum-based alternatives in your local health food store that would likely serve your needs, but I would encourage you to at least TRY going without before making your mind up.
Remember you will need to check the label not only for “aluminum” but also for potassium alum or potash alum, as the full chemical name of potassium alum is potassium aluminum sulfate.
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To summarize, - All you really need to do and the best way is get a natural deodorant ( not antiperspirants ) and just find a very natural soap that doesn't leave residue nor has synthetic chemical in it, then shave often, and wash with soap at least once a day, completely dry and then just use a natural deodorant,
because as i have clearly explained, the bad odour is mostly caused by bad bacteria growing in the sweat,
oh an don't forget to try Baking Soda ! You can use that stuff for anything if you wish, - washing your hair, washing your face, you name it ! - just don't get it in your eyes ...
and of course, - you are what you eat, - so eating vegan food will always help and do wonders for your body and the mind !
PS. Up to date, this is the most complete, best, and helpful recount of the latest research, feedback, and advancement of deodorants .
Enjoy !
FOR YOUR HEALTH !

Edited by hallucinogen, 07 September 2011 - 06:19 PM.