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Sugar-free Vitamin C Effervescent Tablets Using PEARLITOL® 200 SD Mannitol

Published January 27, 2026

Resource Pharma

Directly compressible formulation for sugar-free vitamin C effervescent tablets

tablet.jpg

Formula

 % (by weight)mg / tablet
Sodium bicarbonate30.80693.00
Tartaric acid26.40594.00
Ascorbic acid (90% content) (Hoffmann La Roche)20.00450.00
PEARLITOL® 200 SD mannitol9.44212.40
Granulated sodium ascorbate (Hoffmann La Roche)4.70105.75
Sodium benzoate3.7083.25
PEG 60002.8063.00
Orange flavor1.8040.50
Sodium saccharinate, ground0.368.10

Method

In a Lödige mixer, pour and mix for 5 minutes in 6 steps:

  1. tartaric acid and sodium bicarbonate
  2. ascorbic acid and sodium ascorbate 
  3. PEARLITOL® 200 SD, flavor and sodium saccharinate
  4. a third of PEG 6000 and sodium benzoate 
  5. a third of PEG 6000 and sodium benzoate
  6. a third of PEG 6000 and sodium benzoate 

The powder is ready to be compressed.

Additional comments

  • 500 mg vitamin C for a 2.25 g tablet.

Disclaimer

This formula is a guideline for recommended use of our products; it does not imply consent to their use in violation of existing patent(s). 
These details are for information only and we believe them to be reliable.