Forms of Silicon
Each form is a distinct chemical with its own identity, elemental content and specification. Select one for its full datasheet.
Choline-Stabilised Orthosilicic Acid (ch-OSA)
Choline-stabilised orthosilicic acid
- Elemental
- ~3-5% Si (ch-OSA concentrate; finished liquids and capsules lower)
- Vegan
- Gluten-free
- Non-GMO
Orthosilicic Acid (OSA)
Orthosilicic acid (silicon tetrahydroxide)
- CAS
- 10193-36-9
- Formula
- H4O4Si
- Elemental
- ~29% Si (as the free acid)
- Vegan
- Gluten-free
- Non-GMO
Sodium Metasilicate
Sodium metasilicate
- CAS
- 6834-92-0
- Formula
- Na2SiO3
- Elemental
- ~23% Si (anhydrous)
- Vegan
- Gluten-free
- Non-GMO
Potassium Silicate
Potassium silicate
- CAS
- 1312-76-1
- Formula
- K2SiO3
- Elemental
- ~18% Si (as K2SiO3; commercial grades vary by ratio)
- Vegan
- Gluten-free
- Non-GMO
Monomethylsilanetriol (MMST)
Methylsilanetriol
- CAS
- 2445-53-6
- Formula
- CH6O3Si
- Elemental
- ~30% Si (as the free compound; supplied as dilute aqueous solution)
- Vegan
- Gluten-free
- Non-GMO
Bamboo Silica Extract
Bamboo silica (Bambusa, silicon dioxide)
- Elemental
- ~33% Si (standardised to ~70% silica)
- Vegan
- Gluten-free
- Non-GMO
Horsetail Silica
Horsetail silica (Equisetum arvense, silicon dioxide)
- Elemental
- varies (standardised to declared silica content, commonly ~7% silica)
- Vegan
- Gluten-free
- Non-GMO