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Natural Factors, BioSil, ch-OSA Advanced Collagen Generator, 60 Veggie Caps

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In Stock
  • Expiration Date: Aug 2018
  • Shipping Weight:
    0.18 lbs
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  • Product Code: NFS-39183
  • UPC Code: 5425010391835
  • Package Quantity: 60 Veggie Caps
  • Dimensions:
    2.1 x 2.1 x 4.1 in, 0.15 lbs
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Bundle Offer
Save $2.00 when you purchase these items today for only $32.78
Total: $34.78
Combo Discount: - $2.00
Together: $32.78

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Product Overview


  • Hair · Skin · Nails
  • Reduces Fine Lines and Wrinkles
  • Thickens and Strengthens Hair
  • Strengthens Nails
  • Promotes Healthy Bones and Joints
  • Original ch-OSA Formula
  • Clinically Tested · US Patent #5,922,360 and Other Patents Pending
  • Dietary Supplement
  • Vegetarian

The Breakthrough in Collagen!

Collagen is essential for beautiful skin, hair and nails as well as healthy bones and joints. But starting at age 21, collagen diminishes 1% per year. By age 30, the signs become visible. For years, scientists searched for a method to give the human body the ability to regenerate its own collagen. But it took BioSil's landmark discovery of ch-OSA to make it a reality. Its capacity to generate collagen with your own DNA fingerprint makes ch-OSA the genuine breakthrough in collagen.

Nourish Your Body's 3 "Beauty Proteins" - Naturally!

The condition of your skin, hair, and nails depends on three proteins:

Collagen "plumps out" skin, removing wrinkles and preventing them from forming. In addition, collagen is essential for strong, healthy bones and joints.

Keratin is the protein that's packed into your hair shaft. It gives your hair thickness, body, strength, and elasticity. Plus, keratin gives your nails strength.

Elastin gives your skin its ability to stretch and "bounce back" preventing fine lines and wrinkles.

With age, collagen keratin and elastin decline.

BioSil Hair Skin Nails, with clinically proven ch-OSA, is specially formulated to help nourish your body's 3 beauty proteins and restore them to more youthful levels.

Suggested Use

Take one capsule, two times per day.

Clinical Facts
Choline-Stabilized Orthosilicic Acid (ch-OSA)
  Clinically Proven Dosage
Clinically Proven for Skin 1 capsule, 2 times daily
Clinically Proven for Hair 1 capsule, 2 times daily
Clinically Proven for Nails 1 capsule, 2 times daily
ch-OSA has been tested in rigorous double-blind placebo controlled clinical trials for both efficacy and safety. The results are published in peer reviewed medical journals.

Other Ingredients

Microcrystalline cellulose, purified water, capsule shell consists of hydroxypropyl methylcellulose.

This product does not contain soy, dairy, egg, corn, wheat, gluten, fish/shellfish, nuts/tree nuts.


Consult your healthcare professional prior to use if you have or suspect a medical condition, are taking prescription drugs, or are pregnant or lactating.

Keep out of the reach of children. Store at 59-86°F (15-30°C). Protect from light and moisture.

Supplement Facts
Serving Size: 1 Capsule
  Amount Per Serving % DV
Silicon (as Choline-Stabilized Orthosilicic Acid (ch-OSA) 5 mg *
Choline (as ch-OSA) 100 mg *
* Daily Value (DV) not established
iHerb Customer Reviews


Posted by 4711870200379420985 on Jan 16, 2017

This product improved most the nails. I did not notice difference on hair or skin, so far

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Buy the pills for 50 Plus instead

Posted by 5486223345063088481 on Dec 07, 2016

Same dosage, same ingredients, significantly cheaper than this one. I bought this to help my skin and hair and it seems to do all right.

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Still waiting for results

Posted by cynthiashiameng on Dec 07, 2016

I have just finished one bottle of this and I guess it will take some time to see the results especially for my hair. No negative results

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Improved hair and nails.

Posted by 5608900336638002819 on Dec 02, 2016

I've been using BioSil for several months now. I notice dramatic improvement in my nails. They are smoother, stronger and grow fast! My hair also has been coming in a bit thicker, although it wasn't thinning. It seems to hold my hair color a lot longer than it did previously and the new hair coming in has slightly less grey. I can't say I notice any change in my skin, at least not yet, but I have always used quality products and good care so my skin is pretty good already. Very pleased with my nails and hair improvement though, I will continue to use BioSil.

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Awesome Product!!!

Posted by Reviewer2947738 on Oct 22, 2016

I've been taking this for a year and a half now and I noticed thickness in my fine hair and my skin always looks good. I do eat healthy and drink lots of water/sleep, but these supplements help a lot! I got my mom taking it too. My 2nd review :-)Awesome Product!!! I 've been taking it for a few years - my fine hair is fuller & thicker, my skin is plump and smooth and I'm 49! Everyone thinks I'm in my 30's. And what I love about this product is that it helps production of collagen. Products that have collagen in them, don't absorb as well

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