What is the main difference between Follistatin and Pentadeca Arginate (PDA)?

Follistatin is primarily classified as a performance compound (muscle builder.). Pentadeca Arginate (PDA) is a recovery compound (arginate-salt analog of bpc-157 developed for improved injection stability and tissue repair.).

Can Follistatin and Pentadeca Arginate (PDA) be stacked together?

Some peptide pairs in different categories (e.g., recovery + cognitive) are commonly stacked. Others overlap mechanistically and should not be combined. Always consult a licensed physician before stacking compounds.

Side-by-side comparison

Follistatin vs Pentadeca Arginate (PDA)

Follistatin: Muscle Builder.

Pentadeca Arginate (PDA): Arginate-salt analog of BPC-157 developed for improved injection stability and tissue repair.

Follistatin

Performance

Muscle Builder.

Top benefits

Inhibits myostatin
Increases muscle mass
Strength gains

Full Follistatin guide→

Pentadeca Arginate (PDA)

Recovery

Arginate-salt analog of BPC-157 developed for improved injection stability and tissue repair.

Top benefits

Tendon and ligament healing
Better stability than BPC-157 acetate
Anti-inflammatory

Full Pentadeca Arginate (PDA) guide→

Attribute	Follistatin	Pentadeca Arginate (PDA)
Category	Performance	Recovery
Type	protein	linear
Chain length	315 aa	15 aa
Formula	Glycoprotein	BPC-157 arginate salt
Common dose	100 mcg	250-500 mcg
Frequency	Daily (10-30 days)	1-2x daily SC
Top benefit	Inhibits myostatin	Tendon and ligament healing
Top side-effect	Tendon stress	Injection-site irritation

Educational use only

This calculator is provided for research and educational purposes. Outputs are derived from the values you enter. Always verify your math and consult a licensed physician before acting on any result.