A daily oral supplement containing hydrolyzed marine collagen and a proprietary amino acid complex, designed to support hair growth and strengthen hair, skin, and nails.
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Guru Score
The Guru Score: every expert's verdict on a product, in one simple number.
Under the score you'll see how many experts weighed in, or "Early verdict" while only a few have. Paid takes count for half in the score.
Guru Certified means at least 6 experts, a score of 85% or more, and almost no Nays.
How we score →Mixed
7 experts · Strong agreementWhat the gurus are saying
Viviscal's proprietary blend earns consistent praise for being backed by clinical studies showing real improvements in hair growth, nail strength, and skin hydration, especially for androgenic hair loss. The gurus who reviewed it value it as a more budget-friendly, streamlined alternative to competitors with fewer ingredients (useful if you're already taking other supplements) though a few experts note the evidence has limitations and results vary by person. Dermatologists suggest committing to daily use for at least three months while supporting it with adequate protein, sleep, and scalp care for the best shot at results.
What they liked
What they flagged
The concerns the experts tie this product to, in their own words. Paid and founder takes don't count.
“The two hair growth supplements that I recommend the most in my practice are Nutrifol and Viviscal.”
Dr. Sam Ellis, watch at 4:07
Every take we've logged from this product's reviews across YouTube. Click any row to watch the moment they said it.
Independent of what the gurus think, this is what the published research supports about the main active ingredients here.
A daily oral supplement containing hydrolyzed marine collagen and a proprietary amino acid complex, designed to support hair growth and strengthen hair, skin, and nails.
The gurus mostly approve it, but with enough reservations to keep it in the middle at a Guru Score of 65%.
Viviscal Hair Growth Supplement holds a Guru Score of 65%. That is our read on how warmly the experts talk about it, based on the verdicts of 7 expert reviewers we have collected.
In their reviews, experts say Viviscal Hair Growth Supplement is good for thinning hair (2 experts).
2 experts who reviewed Viviscal Hair Growth Supplement say it is. Dr. Sam Ellis put it this way: “The two hair growth supplements that I recommend the most in my practice are Nutrifol and Viviscal.”
Lower-priced haircare products the gurus still rate highly, versus this mid-range pick.
See how they stack up →



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