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Independent EndoPeak research

Hawthorn Berry: What the Research Says

Hawthorn deserves special safety attention because it has cardiovascular research history and potential interaction considerations.

Reviewed and updated: September 12, 2026
EndoPeak label 33.3 mg per EndoPeak serving. Independent research This guide discusses the ingredient literature separately from the finished product.

What hawthorn is

Hawthorn refers to Crataegus species used historically in herbal preparations. The EndoPeak label lists 33.3 mg of Chinese hawthorn berry, identified as Crataegus pinnatifida, per serving.

Research on one Crataegus species or standardized extract should not automatically be treated as evidence for every hawthorn preparation.

Why cardiovascular context matters

Hawthorn has been studied in cardiovascular contexts, but evidence varies by condition and preparation. NCCIH summarizes both research uncertainty and safety considerations.

Because sexual symptoms can sometimes coexist with cardiovascular disease and because some users may take heart or blood-pressure medicines, hawthorn is not an ingredient to treat casually in an interaction review.

Possible adverse effects

NCCIH notes possible effects including dizziness, nausea, vomiting, diarrhea and muscle pain. This does not mean EndoPeak will cause those effects; it means an ingredient-level safety signal exists and belongs in a balanced product discussion.

Users should stop and seek appropriate advice for concerning reactions.

Medication review is sensible

The EndoPeak label advises physician consultation especially when taking medication or living with a medical condition. A pharmacist or clinician can consider hawthorn alongside a complete medicine list.

An affiliate site cannot determine whether the combination is safe for an individual.

Finished-product boundary: Ingredient research does not prove that the complete EndoPeak formula produces the same effects. We did not identify a peer-reviewed randomized controlled trial of the finished EndoPeak formula during this build.

References

  1. NCCIH — Hawthorn — Evidence and safety overview.
  2. FDA consumer supplement information — General interaction and safety guidance.