Full Expanded Definitions
At ReadSafeRatings, we use a clear, expanded system to provide readers and librarians with honest, transparent information—while respecting authors’ creative freedom. Here’s what each rating means:
C / Children’s Books
Intended for children under 6 years old.
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No violence, strong language, or adult themes.
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Simple, positive, age-appropriate content.
G / General Audiences
Suitable for all ages.
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No strong language, violence, or explicit themes.
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Safe for family and community reading.
PG / Parental Guidance Suggested
Some mild language, mild peril, or thematic elements.
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No explicit sexual content or graphic violence.
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Recommended for readers with parental guidance.
PG-13 / Teen Readers
Moderate violence or mild to moderate sexual references.
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Swearing may be present.
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Recommended for ages 13 and up.
R / Mature Readers
Strong language.
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Intense violence or horror elements.
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Explicit sexual scenes or adult themes.
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Recommended for ages 17 and up.
NC-17 / Adults Only
Extremely graphic violence or sexual content.
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Explicit themes unsuitable for minors.
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Recommended for adults only.
Additional Content Labels
To provide even more context, ReadSafeRatings uses additional labels when needed:
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EL – Explicit Language
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V – Violence / Gore
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SC – Sexual Content
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DA – Drug / Alcohol Use
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ST – Sensitive Topics (e.g., abuse, trauma)
These labels help readers and librarians understand exactly what’s in a book—without restricting access.
Downloadable Image
For easy reference, we’ve prepared a downloadable image with the complete rating definitions and labels.
Use it in your library, bookstore, or classroom—or share it with fellow authors.