🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 67% of ingredients have research evidence
A Label Compliance Grade

Product Label

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Label Data

1 Capsule(s) Serving Size
180 Servings
Other Combinations Product Type
67% Evidence Coverage

Supplement Facts — Evidence Check

ch-OSA
100 mg (18% DV)
20 mcg (37% DV)
✅ Within RDA (0.4× RDA of 0.055 mg) 📚 172 studies (Tier A: 0, B: 67)
RDA 0.055mg This product: 0.02mg UL 0.4mg
5 mg
📊 Market median: 108.0mg (8 products) 📚 9 studies (Tier A: 0, B: 4)
This product: 5mg

Other Ingredients

Microcrystalline Cellulose Water, Purified Hypromellose Spirulina Apple concentrate

Label Claims — Verification

Nutrient
All Other
Structure/Function
All Other (98% of products) Structure/Function (79% of products) Nutrient (50% of products) Qualified Health (5% of products)

Target Groups

Vegan Vegetarian Adult (18 - 50 Years) No Allergies Gluten Free Dairy Free

Product Information

📋 Directions for Use

Directions Take 1 capsule, 2 times daily.

⚠️ Warnings & Precautions

Capsule shell consists of hypromellose.

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

Keep out of the reach of children.

🧪 Formulation Notes

Beauty Vitality Thyroid support

Selenium powerfully enhances your ability to protect your collagen. It protects against damage from free radicals, supports thyroid hormone production and the immune system by regulating immune and inflammation responses.

Enjoy the beauty of healthy aging.

Original ch-OSA complex Clinically proven ch-OSA + selenium

2 in 1 Generates & protects your own collagen + thyroid support

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

This product is V vegan friendly

Clinical Facts ch-OSA complex Clinically proven dosage Clinically Proven For Skin Clinically Proven For Hair Clinically Proven For Nails 1 capsule, 2 times daily ch-OSA® complex 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.

2 in 1 Generate + Protect

Biosil's ch-OSA complex activates your natural ability to generate and protect your own collagen, elastin, and keratin. This improves and supports your hair, skiin, nails & joints. Selenium is an essential mineral, supporting thyroid function + metabolism, and strengthening the benefits of the ch-OSA's complex.

Gluten & allergen free GMO free Soy free Dairy free

Vegan Friendly

Additional Information

Store at 59-86 degrees F (15-30 degrees C). Protect from light and moisture.

Vegan Friendly

Learn more www.biosil.beauty

Product Details

UPC / SKU 5 425010 390746
DSLD Entry Date 2025-07-24
Product Type Other Combinations
Form Capsule
Brand Biosil
DSLD ID 334703
Data Updated 2026-04-11

Research Evidence

273 Research Sources
55 Avg Quality Score
131 Meta Analysis
61 Systematic Review
55 Rct
19 Clinical Trial
2 Regulatory Source
1 Cochrane Review
1 Other
1 Observational
1 Openfda Safety
A Selenium for preventing cancer
Meta Analysis The Cochrane database of systematic reviews 2018
A Selenium supplementation for the primary prevention of cardiovascular disease
Meta Analysis The Cochrane database of systematic reviews 2013
A Selenium supplementation for critically ill adults
Meta Analysis The Cochrane database of systematic reviews 2015
A Vitamin E and the risk of prostate cancer: the Selenium and Vitamin E Cancer Prevention Trial (SELECT)
Rct JAMA 2011
B Selenium and prostate cancer: systematic review and meta-analysis
Meta Analysis The American journal of clinical nutrition 2012
B Selenium supplementation for Hashimoto's thyroiditis
Systematic Review The Cochrane database of systematic reviews 2013
B Pharmacological interventions for preventing dry mouth and salivary gland dysfunction following radiotherapy
Meta Analysis The Cochrane database of systematic reviews 2017
B Selenium, antioxidants, cardiovascular disease, and all-cause mortality: a systematic review and meta-analysis of randomized controlled trials
Meta Analysis The American journal of clinical nutrition 2020
B The effect of selenium supplementation on coronary heart disease: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Journal of trace elements in medicine and biology : organ of the Society for Minerals and Trace Elements (GMS) 2017
B Meta-analysis of selenium effects on the meat quality of broilers
Meta Analysis Poultry science 2024
View all evidence for Selenium →

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