Is it safe to wear jewelry in the Blue Lagoon?

We recommend that you remove any jewelry (rings, necklaces, bracelets, etc.) before entering the lagoon. This will ensure that you don't lose your items and that they don't get damaged by geothermal seawater which has high levels of silica, algae, and minerals.



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Outdoor shoes are not permitted around the Blue Lagoon and in winter when the ground is cold underfoot, some people like to bring flip-flops to travel between the changing rooms and the lagoon.

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Yes, you can take your phone in the Blue Lagoon, but definitely bring a waterproof case to protect it from water and silica.

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While these are great for your skin, they can leave your hair feeling dry and matted. To minimize these potential effects, we recommend that you avoid immersing your hair in the water for too long and that you rinse your hair with fresh water after exiting the lagoon.

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The seawater in the Blue Lagoon has high levels of silica. Silica is not harmful to hair. However, if your hair gets wet, it can become stiff and difficult to manage. Therefore, we recommend that you apply conditioner to your hair before entering the lagoon--and leave it in your hair while in the lagoon.

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Don't go with any makeup or styled hair. You will have to shower (without your swimsuit) before entering the lagoon.

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You are welcome to bring your own towel, robe or slippers. However, towels are included in all packages, so there is no need to bring it with you.

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Depending on your hair type and how sensitive you are, you might want to use a shower cap or keep your head and hair out of the water. The Silica in the water is not harmful to your hair, but it can get stiff and difficult to manage. There is conditioning in the showers to help, but it might take a few washes.

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There are instructions on the locker door as well. It is recommended that you leave all your jewelry and watches in the locker and the water might cause some damage to them. After having fun with the locker, you will need to shower before going into the lagoon. It is compulsory to shower and wash with soap.

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The Blue Lagoon was named because the water of the lagoon looks blue when reflected from the sun but in actuality, the water is a milky white color. And don't worry about the smell, the sulfur has been removed so there is no funky smell at all anymore.

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The fact of the matter is that Blue Lagoon's water does in many cases make your hair quite weird. The minerals in the water will coat each and every hair making it stiff and feel dry even though it isn't really.

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You are allowed to take photos and make videos in the main Blue Lagoon outdoor area, but photography and videography is not allowed in the changing/shower areas (obviously!), sauna, Retreat Spa, or any the spa sections. Many people bring in a waterproof action camera or their smartphone into the pool.

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However, unlike some naturally occurring hot pools the Blue Lagoon is self-cleaning with nine million litres renewed by the aquifers every 40 hours. The pool is checked regularly by the spa for “foreign bacteria” and waterborne diseases, which are a risk in other geothermal pools including in New Zealand.

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Silica in the water is particularly good at absorbing oil, so is said to help with eczema and acne too. The Blue Lagoon geothermal spa is even officially approved by Iceland's National Health Service as psoriasis treatment.

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Leave your water in your locker and you can go back in and drink whenever you like. You also get one free drink of your choice included with your Blue Lagoon Tickets. You get to enjoy this beverage at the swim up bar inside the lagoon itself!

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The best time to visit the Blue Lagoon is in the evening to enjoy the midnight sun in summer or the northern lights in winter. The average water temperature is 102 F (39 C) all year. The Blue Lagoon is not natural and was formed in 1976.

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