Description - Allantoin occurs naturally in the roots & leaves of the comfrey plant, but to satisfy market needs allantoin is produced synthetically but nature identical.
Melting point 230°C (446°F).
Benefits - 
Soothes and alleviates skin-irritations.
Has moisturizing and hydrating effects.
Recognized as skin protectant by the FDA.
Often used to minimize pore size.
Has anti-aging properties making the skin look younger and rejuvenated
Use -
Add to aqueous phase of formulas or after emulsification process. Use levels 0.2-2%.
Can crystallize if added at hot temperatures and then rapidly cooled down.
For external use only.
Applications - Lotions, creams, sun care & after sun products, shampoos, scalp rinses, shower gels, lip & baby care products.
Solubility - Water-soluble (1g/200 ml; problematic to dissolve if higher than 0.5%)