Silica is a source of the element silicon, naturally present in bone, skin, hair, nails, blood vessels, and connective tissue. In the body, the most readily absorbed form is orthosilicic acid, Si(OH)₄, a small, water-soluble molecule the intestine can take up.
What matters most is not simply how much silica appears on a label or in a food, but how much of it is in a form the body can absorb. Two factors shape that picture: dietary patterns and bioavailability, which depends on the chemical form of the silica itself.
Plant-based foods generally contain more silica than animal products. Whole grains, certain vegetables, and some beverages are commonly cited among dietary sources of silicon, and the degree of processing a food undergoes can influence its mineral content.
Rather than focusing on individual foods, the more reliable principle is one of overall pattern: a diet built around minimally processed, plant-forward foods is more likely to contribute silicon than one built around highly refined options.
Not all silica-containing ingredients behave the same way. The form of silica, meaning its chemical structure and how it is delivered, largely determines how much the body can absorb.
In water and biological fluids, silicon is present mainly as orthosilicic acid, Si(OH)₄. This small, uncharged molecule is the form the intestine can absorb. As silicon molecules link together into longer chains, absorption decreases: monomeric silicon is readily absorbed, while other forms are decreasingly well absorbed with increasing polymerization.
This is why it is worth distinguishing between forms rather than grouping them together. The practical takeaway: when evaluating any silica-containing product, the relevant question is which specific form it uses, and whether that form has been studied for absorption in humans.
This is precisely the question LIVING SILICA® was built around, and it is why the brand's positioning centers on form and absorption rather than on silica in general.
LIVING SILICA® is a heritage brand established in 1994, developed by Sc. D. Loïc Le Ribault, whose research led to a patented silicon formula.
The formula is produced through Heritage Concentrate®, the proprietary process developed to enhance the solubility limit of silicon and maintain it in a small, monomeric form intended to support intestinal absorption.
On the clinical side, the brand's own research provides directly relevant evidence. In a randomized, controlled study by Ferreira et al. (2018), participants received 5 mg of elemental silicon twice daily over 150 days. Compared with placebo, the silicon groups showed statistically significant differences in measured skin parameters. The findings apply to the studied population, dose, and duration.
Reference: Ferreira AO, Freire ES, Polonini HC, da Silva PJL, Brandão MAF, Raposo NRB. Anti-Aging Effects of Monomethylsilanetriol and Maltodextrin-Stabilized Orthosilicic Acid on Nails, Skin and Hair. Cosmetics. 2018;5(3):41
Silica does not operate in isolation. It is one part of a broader nutritional picture that supports skin, hair & nails and bones & joints.
Silica supports the body's own collagen production, which is the basis of the LIVING SILICA® positioning as a collagen booster and a vegan alternative to animal collagen. Collagen formation also depends on adequate vitamin C and specific amino acids, while bone health relies on calcium, vitamin D, magnesium, and overall protein intake.
From a healthy-aging perspective, silica is best understood as complementary to these nutrients rather than a replacement. If you already use a collagen supplement, LIVING SILICA® supports your body's own collagen production while collagen peptides provide raw material. If your focus is bones and joints, foundational nutrition remains essential, and silica is one part of a broader approach.
Start with food. Prioritize minimally processed, plant-forward foods, and stay well hydrated.
Look at the form, not just the amount. With supplements, the absorbability of the silica matters more than the number on the label.
Build the full picture. Pair silica with vitamin C, adequate protein, movement, sleep, and stress management.
Does the form of silica really matter?
Yes. Monomeric silicon is readily absorbed, while absorption decreases as silicon becomes more polymerized. This is why the specific form used in a product is more informative than the total amount listed.
Is more silica always better?
More is not automatically better. The relevant factor is consistent intake of a bioavailable form rather than large amounts of a poorly absorbed one.
What makes LIVING SILICA® different from generic silica?
LIVING SILICA® uses the Heritage Concentrate® proprietary process, developed to maintain silicon in a small, monomeric form. It is a patented formula backed by clinical studies, developed from Sc. D. Loïc Le Ribault's original research.
How does silica relate to collagen?
Silica supports the body's own collagen production, which is why it is positioned as a collagen booster rather than a source of collagen protein. It works alongside nutrients such as vitamin C and dietary protein.
Who should be especially thoughtful about silica supplements?
Anyone with kidney disease, complex medical conditions, or multiple medications should consult a healthcare professional before adding new supplements. Pregnant or breastfeeding individuals also benefit from personalized guidance.
How can I start today?
Begin with food, then consider a well-formulated, bioavailable silica supplement as part of a broader healthy-aging approach that includes movement, sleep, stress management, and complementary nutrients.
These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.