Cynatine HNS (Solubilized Keratin)
Bioavailable keratin. Your hair is 95% keratin. Evidence is mixed, so set expectations accordingly.
Verdict
4/10 Limited
Evidence
Grade B / 100+ Studies
The No-BS Summary
8 things. 60 seconds. Everything you need.
WHAT IT DOES
Bioavailable keratin. Your hair is 95% keratin.
DOES IT WORK?
4/10 Limited. Solubilized keratin peptides that provide building blocks for hair, skin, and nails. Studies show improved hair strength and reduced breakage. The solubilization process matters for absorption.
HOW MUCH TO TAKE
Follow label
COST
$25-60/month depending on brand and form.
FIRST 24 HOURS
Don't expect miracles on day one. It's building in your system.
AFTER A FEW WEEKS
Most people notice something by week 2-3.
SAFETY
Safe for most people. No red flags at normal doses.
HOW IT FEELS
Less hair breakage and stronger nails over months.
QUICK ANSWERS
+ 4 more questions
DOSE-RESPONSE CURVE
How effective is creatine monohydrate at different doses? Here's what the research shows.