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Mineral

Silica (Silicon)

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Silica (Silicon). Trace element involved in collagen and connective tissue crosslinking.

How it works. Influences prolyl hydroxylase and connective tissue matrix formation.

What the research supports. 1 graded claims. Strongest: Improves hair tensile strength and skin parameters (limited).

How much to take. Typical dose: 5–10 mg orthosilicic acid.

Side effects and interactions. 1 medication interaction listed. Serious: Discontinue and seek medical advice if symptoms are severe, persistent, or include difficulty breathing.

Stacking. Pairs well with Collagen peptides, Vitamin C.

Forms. 1 forms. Pick one to open its profile.

Key studies. 8 studies cited. The strongest are listed with links to PubMed.

Community. Experiences from people who have tried Silica (Silicon). Anecdotes are not medical advice.

Silica (Silicon). Trace element involved in collagen and connective tissue crosslinking.

Molecular structureO2Si · 60.084 g/mol

What it is

Trace element involved in collagen and connective tissue crosslinking.

Also called

Orthosilicic acidCholine-stabilized OSA

Food sources

Whole grainsBeerBananasCucumber

Goals

Skin, Hair & NailsBone HealthJoint & Connective Tissue

How it works

Influences prolyl hydroxylase and connective tissue matrix formation.

Pathways

  • Collagen crosslinking
  • Glycosaminoglycan synthesis

Effects

  • +Skin elasticity supports
  • +Bone collagen matrix supports

What the research supports

Improves hair tensile strength and skin parameterslimited

Strong: consistent results across large trials or meta-analyses. Moderate: several trials, mostly positive. Limited: small or mixed studies. Preclinical: animal or cell research only.

Typical dose
5–10 mg orthosilicic acid
TimingConsistent daily timing recommended; split larger doses if GI tolerance is a concern.
With foodEither with or without food.
Best formMost evidence is based on the orthosilicic acid form.
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Side effects & interactions

Common side effects

  • Silica (Silicon) is generally well-tolerated at evidence-based doses
  • Mild GI discomfort (nausea, loose stools, or bloating) possible at higher intakes
  • Headache or transient fatigue reported by a small fraction of users

Serious

  • Discontinue and seek medical advice if symptoms are severe, persistent, or include difficulty breathing

Medication interactions

Prescription medications (general)minor

Always disclose Silica (Silicon) use to your prescriber — additive, antagonistic, or pharmacokinetic interactions are possible.

Check any supplement–medication combination with your pharmacist before starting.

Combines with

Pairs well

  • Collagen peptidesProvides amino acid substrate for connective tissue synthesis.
  • Vitamin CRequired cofactor for collagen hydroxylation.

Key studies

8 studies cited in total.

PubMed: Silica (Silicon) — Improves hair tensile strength and skin parameters ↗
Systematic review · PubMed (NLM) · 2026

Opens current human and preclinical literature matching Silica (Silicon) and "Improves hair tensile strength and skin parameters". Filter by RCT, meta-analysis, or year on the results page.

PubMed: Silica (Silicon) — randomized controlled trial ↗
Systematic review · PubMed (NLM) · 2026

Opens current human and preclinical literature matching Silica (Silicon) and "randomized controlled trial". Filter by RCT, meta-analysis, or year on the results page.

PubMed: Silica (Silicon) — meta-analysis ↗
Systematic review · PubMed (NLM) · 2026

Opens current human and preclinical literature matching Silica (Silicon) and "meta-analysis". Filter by RCT, meta-analysis, or year on the results page.

Discussion

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