If you haven’t been on TikTok lately, BookTok is the massive subculture dedicated to all things reading. It’s not just "reviews"—it’s an aesthetic. It’s creators crying on camera over a sad ending, organizing bookshelves by color (the "rainbow shelf"), and using specific "tropes" to categorize stories (e.g., "enemies to lovers," "only one bed," or "he falls first").

For parents, it’s a bit of a double-edged sword. On one hand, reading habits among teens are actually rising because of this community. On the other hand, the marketing for these books is often indistinguishable. A book with a cute, cartoonish pastel cover might be a sweet story about high schoolers, or it might be a "dark romance" featuring themes that would make a seasoned HBO producer blush.

BookTok thrives on emotion. The videos that go viral aren't the ones that analyze the prose; they’re the ones that show the reaction. When a teen sees a video of someone sobbing over They Both Die at the End, they want to feel that, too.

It’s also about community. Being a "reader" is now a core identity marker, much like being a "gamer" or a "swiftie." They use apps like Goodreads or StoryGraph to track their progress and compete with friends on "reading challenges."

Ask our chatbot for a list of trending YA books that aren't explicit

This is where things get tricky. In the BookTok world, "spicy" is the universal code for explicit sexual content. "Dark Romance" often goes a step further, involving themes like kidnapping, toxic power dynamics, and violence that are framed as romantic.

The problem? These books are often shelved right next to Percy Jackson in bookstores because the covers look similar.

This is the "gateway drug" of BookTok. It’s "Romantasy" (Romance + Fantasy). While the first book is relatively mild (Upper YA), the sequels get progressively more explicit. It’s a great series for older teens (16+), but maybe not for your 12-year-old who just finished Wings of Fire.

Dragons, a war college, and a lot of tension. It’s incredibly popular, but parents should know it’s firmly "New Adult" (NA). That means the characters are 20+, and the "spice" is frequent and descriptive.

You will see this everywhere because of its cute, illustrated cover featuring a figure skater and a hockey player. Do not be fooled. This is a very explicit adult contemporary romance. It’s basically "smut" with a sports theme. If your middle-schooler is asking for this, it’s a hard "no."

Colleen Hoover (or "CoHo") is the queen of BookTok. This book deals with domestic abuse. While it’s an important topic, some critics argue it romanticizes toxic behavior. It’s a heavy read that requires a lot of maturity to process.

Learn more about the "New Adult" genre and age appropriateness

If your teen is starting to dive into BookTok, here’s how to help them navigate it without being the "book police."

Websites like Romance.io or Common Sense Media are lifesavers. They break down exactly how much "heat" is in a book. You can also look for the "pepper" emoji in TikTok reviews—three to five peppers usually means it’s straight-up erotica.

Teens often buy books because they look good on a shelf or "everyone is reading it." Ask them: "What’s this one about?" If they say "I don't know, I just saw it on TikTok," that’s your cue to do a quick 30-second search on the plot.

BookTok loves "Enemies to Lovers" or "Bully Romances." These are fine in fiction, but they’re great jumping-off points for real-world conversations. "In real life, if a guy is mean to you like the 'bully' in this book, is that a red flag or a romance?"

If you want to encourage their reading habit but keep it age-appropriate, these are the BookTok darlings that are generally safe for the 13-16 age range:

Check out our guide on the best YA books of 2025

The most important thing to realize is that BookTok is an unregulated marketing machine. Authors and publishers have realized that "spicy" sells, so they lean into it.

Also, watch out for "Special Editions." BookTok has created a massive market for $50+ versions of books with sprayed edges, foil covers, and extra "bonus scenes." It can quickly turn from a reading hobby into an expensive collecting hobby (much like Squishmallows or Stanley cups).

BookTok is mostly a win. It’s getting kids off screens (temporarily) and into physical books. It’s building literacy and community. But as with anything born from an algorithm, it lacks a filter.

You don't need to read every page your teen reads, but you should definitely be looking at the covers and doing a quick "spice check." If they’re reading The Seven Husbands of Evelyn Hugo, they’re probably fine. If they’re hiding a copy of Haunting Adeline, you’ve got some talking to do.

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