Is not fasting an hour before Communion sinful?

[Carson]

I would like to know if it is a sin not to fast an hour before receiving communion. If this is a sin, is it a mortal or venial sin?

 

[Reginald_Plum]

Carson,

These links should be helpful in understanding the Eucharistic fast. Your question is directly answered in the first. Since it is a common topic here, I’ve included some other links which might be of interest. If you have any further questions or concerns that are not answered by these links, please contact Catholic Answers directly.

Recommended Reading:
May I have a granola bar before Mass?

Further Reading:
Is the fast, 1 hour before Mass begins, or before Holy Communion?
Is the one-hour pre-communion fast still required in Canada?

Are pregnant women exempt for fasting and abstinence?
Am I excused from the one hour fast?
Do patients have to fast for one hour before Communion?
Don’t rules on fasting apply to priests?

Why should I fast?
Why is there a fast before Communion?
Am I guilty of mortal sin even though I was ignorant?
How do I conquer scrupulosity?

Did I Break the 1 Hour Fast Before Mass?
Does biting my fingernails break the eucharistic fast?
Does chewing gum break the Communion fast?

Are medications included in the Communion fast?
Does non-essential medication break the Eucharistic fast?
Do vitamins break the Communion fast?

Is coffee permitted before Mass?
Does coffee with cream break a fast?
Does naturally carbonated water break the Eucharistic fast?
Can choir members sip tea during Mass?
How long must one fast from alcohol before receiving Communion?