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BioSil Advanced Collagen Generator chOSA bottle
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BioSil Advanced Collagen Generator chOSA Review

BioSil Advanced Collagen Generator is a supplement featuring the patented ch-OSA complex, designed to support the body's natural production of collagen for healthier hair, skin, and nails, as well as promoting bone and joint health.

Product Focus: Younger-Looking Skin for WomenAlso graded for:Hair Growth
Tier ⓘ
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Members see this product's tier and why. Tiers run from 1, the strongest evidence, to 5. How we grade →
Evidence ⓘ
Members
How strongly the evidence says this product works: human studies count most, then real reviews, then our biohacker panel.
Positive Reviews
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Biohacker Mentions
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Cost per month
$11
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Study, Trial or Testing Result Summary

MembersHuman studies

1 of these 6 human studies gave the ingredient by injection, not by mouth.

Silicon, given at the studied dose of 10 milligrams a day, has the support here. In a placebo-controlled trial of this same type of silicon, 50 women with sun-damaged facial skin took it for 20 weeks. …

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Review Totals and Summary

Members12,354 reviews
12,354 reviews · IHerb 10,584 · Amazon 1,507 · Walmart 143 · Vitacost 72 · Swanson 48

BioSil Advanced Collagen Generator chOSA has attracted a substantial volume of attention online, drawing reviews from a wide range of users across platforms like iHerb, Amazon, Walmart, Vitacost, and Swanson. The of reviewers express , frequently noting in areas such as hair strength, skin appearance, and nail . …

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Biohacker Summary

MembersWhat our biohacker panel says

Two it, one for with osteoporosis and one for bone mineralization, while the third only noted that it is involved in collagen formation and that people take it for their nails. The one who gave a reason for it advised getting silicon from leafy greens and vegetables rather than from supplements. …

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RAL Summary

MembersThe tier and why

Two placebo-controlled trials of this exact form of silicon, the largest with 50 women, showed , with smoother and firmer skin in one and hair in the other, and of over 12,000 ratings are .

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More Details

MembersBody systems · Combine with · Possible side effects

Body systems: Skin, hair and nails. Combine with and possible side are for members.

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Supplement Facts

Choline 100 mg · Silicon 5 mg
Supplement Facts
Serving Size 1 Capsule
Servings Per Container 120
Amount Per Serving% Daily Value
Choline (as ch-OSA®)100 mg18%
Silicon (as Choline-Stabilized Orthosilicic Acid) (ch-OSA®)5 mg†
† Daily Value not established.

Directions: Take Biosil® twice daily. One capsule in the morning and one at night. Take with any beverage, hot or cold. Can be taken with food or on an empty stomach.

Barcode (UPC) 05425010391538 · Label source: the brand's label · Report a label change

Where to Buy

Amazon · iHerb · Walmart
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We sell no supplements. Prices change; check the store.

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Graded October 24, 2026 by the Reverse Age Lab evidence engine, from human studies, real reviews and our biohacker panel. How we grade. Is this medical advice? No. Rala organizes the published evidence; go over any change with your doctor, especially if you take meds.