Many creators pile 20–30 hashtags under every TikTok — and wonder why their reach stays low. TikTok hashtags work fundamentally differently than on Instagram. Here's what actually counts.
How TikTok Uses Hashtags
TikTok uses hashtags primarily for content categorization, not distribution. The algorithm understands your video's content — hashtags confirm or refine that understanding. Too many irrelevant hashtags confuse the algorithm more than they help.
The Optimal Hashtag Count
3–5 hashtags is the sweet spot. TikTok's own Creator Tips recommend this range. More than 5 measurably decreases average performance in most niches.
The 3-Tier Strategy
Tier 1 — Niche Hashtag (1–2)
Very specific, 10k–500k posts. Your video competes in a smaller pool but has better chances of ranking.
Example: #tiktokgrowth2024, #contentcreatoradvice
Tier 2 — Category Hashtag (1–2)
Medium-sized, 500k–10M posts. Connects you with a relevant but not oversaturated topic.
Example: #socialmediatips, #videomarketing
Tier 3 — Trend Hashtag (0–1)
Currently trending, >10M posts. Only use when your content is genuinely relevant — irrelevant trends signal poor content quality.
Hashtags You Should SKIP
- #fyp / #foryou / #foryoupage: No measurable effect since 2022
- #viral / #trending: Oversaturated, no ranking signal
- Overly broad hashtags without niche relevance (#life, #fun, #video)
Hashtag Research — How to Find the Right Ones
- TikTok search bar: Type your topic → look at suggested hashtags
- Competitor analysis: What hashtags do successful videos in your niche use?
- TikTok Creative Center: Shows trending hashtags by region and category
- Review your analytics: Which videos perform best? What hashtags did they use?
Hashtags in Caption vs. Comments
Hashtags belong in the caption, not the first comment. TikTok indexes comment hashtags differently — the SEO effect is significantly weaker.
Related: Understanding the TikTok Algorithm | Writing Captions That Convert | Increase Your Views