Your Cart is Empty
But it doesn't have to be.
Continue Shopping.
Added to Cart
Cart Total:
Customers Also Bought:

Natural Factors, BioSil, ch-OSA Advanced Collagen Generator, 120 Veggie Caps

Natural Factors, BioSil, ch-OSA Advanced Collagen Generator, 120 Veggie Caps

Earn 5% Loyalty Credit ?
Our Price:
Shipping Saver ?
You Save:
$12.60 (20)

Sorry, this product is no longer in stock.

In Stock
  • Expiration Date: Nov 2018
  • Shipping Weight:
    0.3 lbs
    Switch to Metric units
  • Product Code: NFS-39186
  • UPC Code: 5425010391866
  • Package Quantity: 120 Veggie Caps
  • Dimensions:
    4.8 x 2.5 x 2.5 in, 0.25 lbs
    Switch to Metric units
Bundle Offer
Save $2.00 when you purchase these items today for only $52.36
Total: $54.36
Combo Discount: - $2.00
Together: $52.36

Sorry, this product is no longer in stock.

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

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 fine lines and 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.

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.

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. (see insert for details).

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 5722234447731551734 on May 22, 2017 | Verified Purchase


Was this review helpful to you?

Thanks for your feedback!

Joint support

Posted by Reviewer2146320 on May 22, 2017 | Verified Purchase

I decided to try this product because it is a pure product without all kinds of excipients. The research shows it is safe and having taken it for a few months, it seems to work. It is always difficult to pin point any improvement to one single product , ignoring other factors such as lifestyle and other supplements which must definitely be contributing to this improvement. Having said that I will continue buying this product.

Was this review helpful to you?

Thanks for your feedback!

A good product

Posted by 4685203140440518690 on May 21, 2017 | Verified Purchase

I love this product. I have now ordered it a second time. I don't feel nauseous .....easy to take. I have not noticed an improvement with hair yet. I am hopeful.

Was this review helpful to you?

Thanks for your feedback!

Veggie supplements

Posted by iHerb Customer on May 11, 2017 | Verified Purchase

My holistic doctor recommended this supplement too improve my hair loss. Hoping to enjoy its benefits.

Was this review helpful to you?

Thanks for your feedback!

My skin is plumper than ever

Posted by 5156764062198691657 on Apr 22, 2017 | Verified Purchase

I am 40 years old and skinny, with dry thin skin and on steroid tablets, so I am really struggling to keep my skin looking good. I am doing whatever I can to help my skin, so I don't know of it is the expensive lotions, the healthy diet or vitamins I take (probably mix of it all), but since I started taking BioSil, my skin is plumper and looks healthier than ever! People say I look 5-6 years younger than just a few months ago. So I will definitely continue using these.

Was this review helpful to you?

Thanks for your feedback!