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Head-to-head buyer guide

BioProtein Technology BioPro+ Growth Factor Sublingual vs Stemregen Release, 60 capsules

Specs, prices, editor verdict, and who should buy which, compared side by side.

By Ryan · Founder
Updated Oct 26, 2026

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Quick verdict

BioProtein Technology BioPro+ Growth Factor Sublingual (premium, $250 to $300/mo) vs Stemregen Release, 60 capsules (premium, $189). Different tools for different jobs (see the per-product details below).

Compared on 0 shared specs · same category (supplement).

BioPro+ by BioProtein Technology sublingual growth-factor supplement
BioProtein Technology

BioPro+ Growth Factor Sublingual

BioPro+ is a sublingual liquid built on velvet-antler growth-factor extract, marketed as a drug-free, non-synthetic alternative to prescription growth-hormone peptides. It is one of the most-hyped supplements in the longevity-optimizer world, and one of the most-debated.

PRICE
$250 to $300/mo
View at BioProtein Technology →
Black Stemregen Release supplement bottle with a ribbed black cap and a vertical blue Stemregen wordmark, labelled 60 capsules, on a dark blue backdrop
Stemregen

Release, 60 capsules

Stemregen Release is a 60 capsule dietary supplement with a 1,430 mg proprietary blend in each 2 capsule serving, sold at $189 a bottle on Stemregen's US store. The brand's own pages disagree on what is in it, colostrum included.

PRICE
$189
View at Stemregen →
The verdict

We have not scored these two head to head, so this page does not name a winner. The Stemregen Release, 60 capsules starts at $189 and the BioProtein Technology BioPro+ Growth Factor Sublingual at $250/mo. The per-buyer recommendations below say who each one suits.

Who should buy which

Pick the BioProtein Technology BioPro+ Growth Factor Sublingual if

Optimizers who want a legal, drug-free, needle-free alternative to prescription growth-hormone peptides, and who are comfortable paying a premium to run a try-it-and-track-how-you-feel experiment.

Skip if

You want RCT-backed mechanisms. The human evidence that sublingual velvet-antler growth factors raise HGH or IGF-1 is weak, and IGF-1 oral bioavailability is questionable. At $249/mo, NAD precursors, creatine, and protein deliver far more proven value per dollar.

Pick the Stemregen Release, 60 capsules if

Buyers who have settled on Stemregen and want a single bottle at $189 rather than a protocol bundle at $487 or more, who accept a proprietary blend with no per ingredient amounts, and who value the Shipping and Return Policy's first purchase guarantee that accepts one opened bottle.

Skip if

You avoid dairy and need a firm answer on colostrum before ordering; you want per ingredient amounts, third party test results or a certificate of analysis; you want a published study of the finished capsule; or you are on blood thinners, pregnant, planning surgery or managing a hormone-sensitive or autoimmune condition, groups Stemregen's safety article asks to consult a healthcare professional before use. Mobilize at $164 and Signal at $134 are separate Stemregen formulas.

Go deeper

FULL REVIEW
Read the BioProtein Technology BioPro+ Growth Factor Sublingual review →
FULL REVIEW
Read the Stemregen Release, 60 capsules review →

Frequently asked

Which is better, the BioProtein Technology BioPro+ Growth Factor Sublingual or the Stemregen Release, 60 capsules?

We have not scored these two head to head, so this page does not name a winner. The Stemregen Release, 60 capsules starts at $189 and the BioProtein Technology BioPro+ Growth Factor Sublingual at $250/mo. The per-buyer recommendations below say who each one suits.

How much do they cost?

BioProtein Technology BioPro+ Growth Factor Sublingual: $250 to $300. Stemregen Release, 60 capsules: $189. Prices are verified against the manufacturer; check the live links for current pricing.

Who should buy which one?

BioProtein Technology BioPro+ Growth Factor Sublingual: Optimizers who want a legal, drug-free, needle-free alternative to prescription growth-hormone peptides, and who are comfortable paying a premium to run a try-it-and-track-how-you-feel experiment. Stemregen Release, 60 capsules: Buyers who have settled on Stemregen and want a single bottle at $189 rather than a protocol bundle at $487 or more, who accept a proprietary blend with no per ingredient amounts, and who value the Shipping and Return Policy's first purchase guarantee that accepts one opened bottle.

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