Best Kieselsäure Test 2026

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Last Updated - 22.07.2026

Best Choice

01

hübner

Silica Balm + 1 (1.2 L)

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9.7

Exceptional

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Traditionally used: internally to prevent brittle fingernails and hair, to strengthen the connective tissue
Silica contains the vital trace element silicon. Silicon is a "building material" for the connective tissue in the body.
Made in Germany
In addition, silica strengthens the connective tissue due to its exceptional ability to bind water.
A firm connective tissue is the prerequisite for firm skin, strong hair and firm fingernails.

27,96 €
02

NATURTREU

Hair Vitamins - 375mg High Dose Silicon & Biotin Zinc Selenium for Hair - Silica from Bamboo, Copper, Iod, Saw Palm, Nettle and B Vitamins - 120 Hair Vitamin Capsules - Vegan from Germany

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9.5

Excellent

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Skin hair nails capsules: biotin, zinc and selenium contribute to the maintenance of normal skin and hair. Silicon is essential for the collagen and elastin production of the body.
Improved formula: hair capsules supplemented with zinc biotin selenium, copper, oak rabbit (polyporus), saw-palm extract, iodine, vitamin A, vitamins B2 and B3 and vitamin C. The best hair vitamins.
High dose silicone: with a whole 375 mg silica from bamboo freckles extract, you receive high-dosage silicon in capsules. Silica is the biologically available compound of silicon and water.
Hair vitamin guide: with your order you will receive a comprehensive guide (e-book - English language not guaranteed) on the topics: fresh skin, hair loss, hair growth, how to make thinning hair grow faster.
Carefully manufactured: Our products are tested by an independent laboratory and produced in Germany to the highest quality standards (GMP, HACCP). Vegan, allergen-free, no GM, colours or fillers.

22,99 €
03

ProFuel

Silicon High Dose 240 Capsules - 714 mg Silicon-Rich Bamboo Sprout Extract with 536 mg Silica, of which 250 mg Elementary Silicon per Day - Laboratory Tested with Certificate - Supply for 120 Days

17% Off

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9.3

Excellent

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Silicone from bamboo sprouts: young bamboo shoots (Bambusa vulgaris) are naturally particularly rich in silicon and are ideal as a dietary supplement. We rely on a high-quality bamboo shoot extract with an exceptionally high content of 75% natural silica - for an effective supply of valuable silicon to the body.
Recommended intake: we recommend taking 2 silicone capsules daily with sufficient liquid to provide the body with a total of 250 mg of elemental silicon.
Optimal supply for 4 months: the silicone capsules come in a practical storage pack with 240 pieces. If taken daily (2x), one can is enough for a full 4 months - ideal for long-term, uncomplicated use.
Optimal high dose: each capsule contains 357 mg of high-quality bamboo shoot extract, which in turn contains 268 mg of natural silica and thus provides the body with 125 mg of elemental silicon.
Laboratory tested and made in Germany: our silicon capsules are made in Germany and contain no animal components. As part of our quality assurance, we have the silicon capsules analysed regularly by an independent food laboratory - analysis certificate see picture gallery.

14,95 € 17,95 €(17% Off off)
04

Sanutrition

Silica Powder, 750 g Bag, for Food Supplement, Natural Silica from Diatomaceous Algae, High Content of Diatomaceous Earth, Laboratory Tested Quality from Austria

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9.1

Excellent

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️PRODUCT QUALITY: Our silicon dioxide powder is a natural food product of the highest quality, derived from marine diatomaceous earth deposits. 100% vegan, lactose-free and gluten-free
️ The organic silicone is an important component for our body and supports the formation of collagen, which is contained in nails and hair, among other things. In our powder you will find at least 87% silicon dioxide.
️ THE BEST PACKAGING Get our silicon powder in a convenient, delicate and resealable bag.
️ Silica: Our silica powder is made of pure diatomaceous earth (diatomaceous earth) without additives. With a high percentage of silica, it offers you many health benefits.
️ PRODUCT GUARANTEE: Your health and safety mean everything to us. For this reason, our powder is manufactured in a HACCP certified factory, which fully complies with production guidelines and is produced under strict quality control in Austria.

15,95 €
Value for Money

05

RAIBU

Raibu Silicon Capsules High Dose - 667 mg Organic Silica High Dose from Bamboo Extract - 90 Capsules for 3 Months - No Additives, Vegan Produced in Germany

24% Off

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9.0

Excellent

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Your satisfaction: discover our range of dietary supplements from certified EU factories. Customer satisfaction is our number one priority, and we offer fair value for money. If you have any questions, please contact us
Supply for a whole 3 months: thanks to the dosage of 500 mg silica (equivalent to 500,000 μg silica per capsule), 1 silicon capsule per day is sufficient. Thanks to 90 capsules content, one can of our silicon supports you for up to 3 months.
High quality: our RAIBU silicon capsules are bottled in Germany to higher quality standards. The capsules are free from additives, preservatives and dyes, vegan as well as gluten and lactose free.
High dosage: each of the 90 capsules contains 500 mg organic silica from bamboo extract, standardized to 75% silica. This bioavailable form of silicon, which is naturally found in young bamboo shoots, provides optimal support.
Fair price-performance ratio: you will receive 90 capsules of one of the most high-dose products on the market with 500 mg organic silica per capsule. Thanks to large shopping quantities, we offer you high quality at a fair price. See for yourself!

18,95 € 24,95 €(24% Off off)
06

Abtei

Abbey Silica Intensive Capsules Pack of 60, 1 Pack (1 x Pack of 60)

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8.7

Very Good

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Tradition meets science: for over 125 years, Abtei has stood for the highest quality standards, naturalness and effectiveness and offers an assortment for young and old
Pure natural product: the high-dose silica capsules contain pure silica derived from prehistoric marine deposits
Important silicone trace element: Abtei silica intensive contains silicon, which is responsible for important functions in the organism, but cannot be formed by the body itself
For skin and connective tissue: silica supports the elasticity of the skin and strengthens the connective tissue
For hair and nails: to prevent brittle hair and nails; silica supports the strength of hair and nails
Easy to take: 1 capsule 3 times a day with plenty of liquid (e.g. a glass of water); 1 capsule contains 350 mg of silica; the capsules are gluten-free and lactose-free

4,95 €
07

SIKAPUR

SIKA-PUR Liquidum, 500 ml

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8.4

Good

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Strengthens nails, hair, skin and connective tissue
PZN 01587361
Natural beauty from the inside
For internal and external use
Active ingredient: silicon dioxide gel

17,39 €
08

Vit4ever

vit4ever Silicon, 365 capsules with 500 mg organic silicon per day, premium: naturally derived from bamboo extract, high dose, vegan

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8.3

Good

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VIT4EVER Philosophy: To ensure the highest quality, we undergo tests in independent German laboratories. Trust is good, control is better - so we rely on this additional security measure.
Production and satisfaction: At Vit4ever you will find an extensive range of dietary supplements, made from high-quality raw materials in EU-certified plants in Germany and the Netherlands. Your satisfaction is our priority. If you have any questions or if you need support, we are happy to help you.
Natural: For our capsules, we use natural premium raw material, which consists of pure bamboo extract (Bambusa vulgaris). Our bamboo extract uses a particularly gentle and elaborate extraction process so that the natural silicon content of 37% is completely preserved.
CLEAR INGREDIENTS We guarantee 100% transparency by listing all the ingredients on the label. Our plant-based HPMC capsules are 100% vegan and free from additives such as PEG, carrageenan and artificial flavourings.
3 month supply: our 365 high-dose capsules contain 500 mg organic silicon per daily serving (4 capsules). A practical 3-month supply (92 days of use) is guaranteed by the daily intake of 4 capsules. The bamboo shoot extract in the capsules has a natural silicon content of 37%.

19,99 €
09

Nordic Pure

Nordic Pure Colloidal Silicon 1000 ml - 50 ppm | Aqua Silica - Organic Colloidal Silicon in Pure Water

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8.1

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Natural and vegan: our products are always free from animal ingredients, preservatives and additives. Our colloidal silicon meets the highest quality standards and is made in Germany.
It is also frequently sought under colloidal silicon, silicon liquid, silicon high dosage, organic silicon, organic silicon, silicon colloidal, silicon organic, silicon, silicon, silicon liquid, high-dose silicon, organic silicon
GOOD PURPOSE: Packed in a local workshop for people with restrictions. This indirectly supports setup with every purchase.
Essential component: silicon is of crucial importance for every cell and plays a key role in connective tissue, support tissue as well as as a structuring element for skin, hair and nails. In addition, it is present in vascular walls, cartilage and bones. Silicon is also characterised by its remarkable ability to bind water, which can increase skin moisture and reduce wrinkles.
COLLOIDAL MINERALS: discover colloidal silver, colloidal gold, colloidal iron, colloidal copper, colloidal magnesium and colloidal chrome of Nordic Pure

16,95 €
10

Salus

Salus - Pure silica - 1 x 200 g - traditional medicine - for the prevention of brittle fingernails and hair - 87% pure silica content

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8.0

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Valuable - High-quality silica made from fossil diatom deposits with high silicon content
Natural silicon: The silicon contained contributes to the strength of connective tissue, skin and bones and helps prevent brittle nails and hair loss
For stable nails and healthy hair - Salus pure silica contains 87% pure silica and supports the preservation of strong nails and hair
Excellent Salus quality since 1916 - laboratory tested, vegan, gluten-free, lactose and artificial additives
Easy to use: stir 2 g (1 measuring spoon) into fruit juice, tea, milk or water 3 times a day after meals

9,19 €