§ Product profile

S4

Body-composition and performance-adjacent research listings.

Muscle

Supplier prices and discount codes.

Compare each format and quantity by trusted order or lowest estimated after-code price.

Format2 availableQuantity4 verified options

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Amino Tech

US · Supplier score 86 · B

Best match: Format pending · Quantity pending verification1 variant
After code: $33.99$39.99 list · save $6.00
Coupon: 15%

Official store

Supplier price check

Deuspower

International · Supplier score 86 · B

Best match: Format pending · Quantity pending verification3 variants
After code: €35.10€39 list · save €3.90
Coupon: 10%

Official store

Supplier price check

Kimera Chems

US · Supplier score 98 · A

Best match: Powder · Quantity pending verification5 variants
After code: $37.79$41.99 list · save $4.20
Coupon: 10%

Official store

Supplier price check

Modern Aminos

US · Supplier score 100 · A

Best match: Format pending · 1500mg total2 variants
After code: $48.60$54 list · save $5.40
Coupon: 10%

Official store

Supplier price check

SwissChems

International · Quality not assessed

Best match: Format pending · 25mg2 variants
After code: $59.36$65.95 list · save $6.59
Coupon: 10%

Official store

Supplier price check

Umbrella Labs

US · Supplier score 80 · B

Best match: Powder · 2000mg5 variants
Best price: $70.99$70.99 list
Coupon: No public codeNo public code

Official store

Verification checklist

Before relying on a listing.

Match the batch COA to the product, size, and lot.Confirm current stock, currency, shipping, taxes, and checkout total.Check regional laws and supplier terms for research-only products.Use discounts as estimates; codes and sale prices can change without notice.