Gelatide Side Effects | Caffeine, Capsicum and Safety

What to expect

The side effects Gelatide is most likely to cause

Six effects, each traced to the ingredient that causes it.

Warmth in the mouth or stomach

Capsaicin is what makes chilli hot, so a warm feeling is capsicum’s expected side. In the red pepper dyspepsia trial the pepper was taken before meals; food alongside the drops softens it.

Restlessness or the jitters

Guarana carries caffeine and green tea leaf normally adds some. MedlinePlus lists restlessness and shakiness first among the effects of too much caffeine.

Poor sleep

Caffeine peaks in the blood within an hour and can be felt for four to six hours, so a dropper taken in the afternoon can still be working at bedtime.

An unsettled stomach

Caffeine increases the release of stomach acid, which can mean an upset stomach or heartburn. NCCIH lists nausea, constipation and abdominal discomfort among the side effects of green tea extract supplements.

Headache

Headache and difficulty sleeping were the adverse events the African mango review found reported. Headache is also on MedlinePlus’s list for too much caffeine.

Raised blood pressure

Caffeine raises blood pressure (a critical review weighs the evidence), and NCCIH lists increased blood pressure among green tea extract’s side effects.

Caffeine

How much caffeine Gelatide adds to your day

The scale the drops sit in, beside the drinks most people already count.

Caffeine for scale, from MedlinePlus, beside a daily serving of Gelatide
Source	Serving	Caffeine
Coffee	8-ounce cup	95 to 200 mg
Energy drink	8 ounces	70 to 100 mg
Cola	12-ounce can	35 to 45 mg
Tea	8-ounce cup	14 to 60 mg
Gelatide drops	1 or 2 full droppers	From guarana seed, plus green tea leaf

For most people, MedlinePlus says, up to 400 mg of caffeine a day is not harmful. The drops add to that day, so they belong in the count.

Signs of too much caffeine

MedlinePlus lists the signs: restlessness and shakiness, insomnia, headaches, dizziness, a fast heart rate, dehydration and anxiety. If any of them turn up after you start, drop to one full dropper, take it with breakfast and cut other caffeine that day. If they persist, stop.

In numbers

Gelatide safety in four numbers

The figures worth remembering before the first dropper.

18+minimum ageadults only, by the label and this desk

400 mgcaffeine a daynot harmful for most adults, per MedlinePlus

4–6 hcaffeine effectspeak within the first hour

12 weekslongest forskolin recordthe reach of its safety data

Interactions

Medicines and conditions that matter with Gelatide

Every row is named by a government source or a review, and linked.

Medicines and conditions to raise before starting Gelatide
Medicine or condition	Why it matters with Gelatide	Source
Stimulant medicines	Caffeine adds to them	MedlinePlus
Certain antibiotics	Listed as interacting with caffeine	MedlinePlus
Asthma medicines	Listed as interacting with caffeine	MedlinePlus
Heart medicines	Listed as interacting with caffeine	MedlinePlus
Nadolol, a beta-blocker	High-dose green tea lowered its blood levels	NCCIH
Atorvastatin, a statin	Green tea extract can lower its blood levels	NCCIH
High blood pressure or arrhythmia	Caffeine raises blood pressure	Caffeine review
GERD, ulcers, anxiety, migraines, sleep disorders	Groups MedlinePlus advises to limit or avoid caffeine	MedlinePlus
A liver condition	Rare liver injury reports with green tea extract	USP review

If you take medicine

This desk’s precaution reads: “Talk to a doctor before use if you take medicine.” The interactions behind it are the caffeine ones above, plus the two green tea findings. Take the bottle to the pharmacy counter: a pharmacist can read the six names against your prescriptions in a minute.

The liver

Green tea extract, Gelatide and the liver

A rare problem, a simple precaution, and the signs worth knowing.

What was reported

The United States Pharmacopeia review gathered case reports of liver injury linked to concentrated green tea extract, unlike brewed tea. The LiverTox monograph keeps the clinical record. NCCIH calls it uncommon and notes most reports involved extracts in tablet or capsule form.

Who seems more likely to react

NCCIH reports that people carrying one particular immune-system gene variant appear especially susceptible, and that between 5 and 15 percent of Americans carry it. Nobody knows their own variant without a test, which is why the practical advice applies to everyone.

What the reviewers advise

The USP added a caution to its standard for one form of the extract: take it with food, not on an empty stomach, and stop and see a clinician at any sign of liver trouble. The reasoning applies to any concentrated green tea extract, Gelatide’s included.

Stop at these signs

Dark urine or yellowing skin are the signs of liver trouble the USP names. If either appears, stop the drops and see a clinician promptly, taking the bottle with you.

Ingredient by ingredient

Gelatide’s six ingredients, one safety note each

What the research on each ingredient reported, with its sources.

Green Tea Leaf Extract

Concentrated green tea extract, unlike brewed tea, has been linked to liver injury in a small number of case reports. The United States Pharmacopeia reviewed them and added a caution to its standard for one form of the extract: take it with food, not on an empty stomach, and stop and see a clinician at any sign of liver trouble such as dark urine or yellowing skin.

Catechins

Sources: the United States Pharmacopeia review of green tea extract and the liver, the LiverTox monograph on green tea

Guarana Seed Extract

Guarana carries caffeine and green tea leaf normally adds some, so count the drops with your coffee and tea. Caffeine raises blood pressure and can interact with stimulants, certain antibiotics, asthma medicines and heart medicines.

Caffeine source

Sources: MedlinePlus on caffeine, the critical review of caffeine and blood pressure

African Mango Seed Extract

The adverse events the review found reported were headache and difficulty sleeping.

Seed extract

Sources: the systematic review of African mango trials

Coleus Forskohlii Root Extract

The women's trial and the 2026 trial both reported no clinically significant change in blood pressure, heart rate or liver enzymes over twelve weeks. Twelve weeks is also as far as that safety record reaches.

Forskolin source

Sources: the 2005 forskolin trial in overweight women, the 2026 twelve-week Coleus forskohlii trial

Capsicum Annuum Fruit Extract

Capsaicin is the compound that makes chilli hot, so warmth in the mouth or the stomach is its expected side. In the dyspepsia trial the red pepper was taken before meals, and taking the drops with food is the usual way to soften it.

Capsaicinoids

Sources: the red pepper trial in functional dyspepsia

Raspberry Ketones

Without reliable human trials there is also no human safety record at supplement doses, which the same review says has to come before it can be considered safe.

Aroma compound

Sources: the 2021 pharmacological review of raspberry ketone

Who should skip it

Who should not take Gelatide

Three reasons to skip the drops, and six situations to ask about first.

Skip Gelatide if you are

under 18: the label and this desk sell to adults only
pregnant or breastfeeding: caffeine passes to the baby, per MedlinePlus
told by a clinician to avoid caffeine, for any reason

Ask before the first dropper if you

take a stimulant, an antibiotic, an asthma or a heart medicine
take nadolol or atorvastatin
have high blood pressure or an irregular heartbeat
live with a liver condition
live with anxiety, migraines or a sleep disorder
have GERD or a stomach ulcer

The second list is not a refusal. It is the short list of situations where a two-minute conversation with a pharmacist, bottle in hand, is worth more than anything written here. The who-it’s-for page covers the people the drops suit.

Starting gently

How to start Gelatide gently

Four habits that keep the common side effects small.

One dropper for week one
The label allows one or two. Start on one full dropper so you learn how you take the caffeine before you double it.
Always with food
Food softens capsicum’s warmth, and the USP caution on green tea extract is to take it with food, not on an empty stomach.
Mornings only
Caffeine can be felt for four to six hours. A breakfast dropper leaves the evening, and your sleep, alone.
Count other caffeine
Coffee, tea, cola, energy drinks and pre-workout powders all add to the same daily total as the drops.

Limits

What is not yet known about Gelatide’s safety

Four open questions, and the one rule that covers them.

Four open questions about Gelatide safety

No trial of the finished drops. The safety record belongs to the six ingredients, each studied on its own, at the dose its study chose.
Matching a study. The bottle's Supplement Facts panel declares what a serving holds; set its figures beside a study's dose before reading its safety record as the drops'.
Twelve weeks. The forskolin trials reported no clinically significant change in blood pressure, heart rate or liver enzymes, and they ran twelve weeks.
Raspberry ketone. The 2021 review found no reliable human trials, and so no human safety record at supplement doses.

The one rule that covers what is not yet known

The drops are a dietary supplement, not a medicine, and the label’s range is the ceiling: one or two full droppers a day, never more unless a clinician says so.

Questions

Gelatide side effect questions

Does Gelatide have side effects?

It can. The likeliest come from caffeine (restlessness, poor sleep, a fast heartbeat) and from capsicum (warmth in the mouth or stomach). Green tea extract has rare liver case reports. Starting on one dropper with breakfast keeps most of them small.

Does Gelatide contain caffeine?

Yes. Guarana seed extract is a caffeine source, and green tea leaf extract normally carries some as well. If you are sensitive to caffeine, or you take a stimulant medicine, count the drops alongside your coffee and tea and start on one dropper.

Can Gelatide upset my stomach?

It can. Caffeine increases stomach acid, capsicum brings warmth, and nausea and abdominal discomfort are listed side effects of green tea extract. Taking the drops with a meal is the simplest fix; stop if the discomfort does not settle.

Can I take Gelatide while pregnant or breastfeeding?

No. The drops carry caffeine, and MedlinePlus notes that caffeine passes through the placenta and, in small amounts, into breast milk. This desk sells them for adults who are neither.

Can I take Gelatide with my medication?

Check first. MedlinePlus lists stimulants, certain antibiotics, asthma medicines and heart medicines as interacting with caffeine, and NCCIH reports that green tea can lower blood levels of nadolol and atorvastatin. A pharmacist can check the six names against your list.

Is Gelatide safe for the liver?

Brewed green tea has no reported safety concerns in adults, but concentrated green tea extract has been linked to rare liver injury. Take the drops with food, and stop at any sign of liver trouble such as dark urine or yellowing skin.

Who writes this

How this Gelatide safety page is written

The label is the source

The six names, the three support lines, the 60 mL volume and the directions come from the Gelatide label and the seller’s own artwork, not from a review column.

Research doses stay with their studies

A trial’s dose is quoted as the trial’s, beside the ingredient it tested, and never presented as what a dropper holds.

Sources linked in the sentence

Every paper was confirmed against its PubMed record, and government pages were opened in a browser before they were cited.

Corrections change the date

Write to contact@Gelaetide.com and the page is corrected and its review date moves forward.

We earn when you buy. Gelaetide is the Gelatide retail desk named at the top of this page, and this website makes money on orders placed through it. The desk on +1 (202) 604-0611 handles tracking, changes and refunds; orders go through the checkout only.

On this page, the caffeine figures and warnings were read from MedlinePlus and the green tea findings from NCCIH on September 21, 2026; each ingredient note matches its PubMed abstract.

Written and reviewed by the Gelatide Team at Gelaetide

We write from the Gelatide label, the seller’s own listing artwork and this desk’s stock paperwork. Every research dose on this website is the study’s, set beside the ingredient it belongs to. Every paper cited here was checked against its PubMed record before it was written down. Corrections are made on the page and move the review date forward: write to contact@Gelaetide.com. Last reviewed September 2026.

Sources

Sources for Gelatide safety

10 sources, each linked in the sentence that uses it
#	What it is	Full reference
1	The United States Pharmacopeia review of green tea extract and the liver	Oketch-Rabah HA, Roe AL, Rider CV, et al. United States Pharmacopeia (USP) comprehensive review of the hepatotoxicity of green tea extracts. Toxicol Rep. 2020;7:386-402. https://pubmed.ncbi.nlm.nih.gov/32140423/
2	The LiverTox monograph on green tea	LiverTox: Clinical and Research Information on Drug-Induced Liver Injury. Green Tea. National Institute of Diabetes and Digestive and Kidney Diseases. https://www.ncbi.nlm.nih.gov/books/NBK547925/
3	NCCIH on green tea	National Center for Complementary and Integrative Health. Green Tea: Usefulness and Safety. https://www.nccih.nih.gov/health/green-tea
4	The systematic review of African mango trials	Onakpoya I, Davies L, Posadzki P, Ernst E. The efficacy of Irvingia gabonensis supplementation in the management of overweight and obesity: a systematic review of randomized controlled trials. J Diet Suppl. 2013;10(1):29-38. https://pubmed.ncbi.nlm.nih.gov/23419021/
5	The 2005 forskolin trial in overweight women	Henderson S, Magu B, Rasmussen C, et al. Effects of coleus forskohlii supplementation on body composition and hematological profiles in mildly overweight women. J Int Soc Sports Nutr. 2005;2(2):54-62. https://pubmed.ncbi.nlm.nih.gov/18500958/
6	The 2026 twelve-week Coleus forskohlii trial	Channangihalli Thimmegowda S, Hussain Mirza FH, Venkataraman R, Nagarajaiah RB. A 12-week, double-blind, quasi-randomized, placebo-controlled study to evaluate the efficacy and safety of Coleus forskohlii (Forcslim) on body weight loss. J Int Soc Sports Nutr. 2026;23(1):2725137. https://pubmed.ncbi.nlm.nih.gov/42678522/
7	The red pepper trial in functional dyspepsia	Bortolotti M, Coccia G, Grossi G, Miglioli M. The treatment of functional dyspepsia with red pepper. Aliment Pharmacol Ther. 2002;16(6):1075-82. https://pubmed.ncbi.nlm.nih.gov/12030948/
8	The 2021 pharmacological review of raspberry ketone	Rao S, Kurakula M, Mamidipalli N, Tiyyagura P, Patel B, Manne R. Pharmacological exploration of phenolic compound: raspberry ketone - update 2020. Plants (Basel). 2021;10(7):1323. https://pubmed.ncbi.nlm.nih.gov/34209554/
9	The critical review of caffeine and blood pressure	De Giuseppe R, Di Napoli I, Granata F, Mottolese A, Cena H. Caffeine and blood pressure: a critical review perspective. Nutr Res Rev. 2019;32(2):169-175. https://pubmed.ncbi.nlm.nih.gov/30947761/
10	MedlinePlus on caffeine	MedlinePlus. Caffeine. U.S. National Library of Medicine. https://medlineplus.gov/caffeine.html

Keep reading

More about Gelatide

The six Gelatide ingredientsWhat each one is and why it is there. How to take GelatideDose, timing and meals. Who Gelatide is forWho it suits, and a self-check.

Gelatide dropper bottles, front labels showing 2 oz / 60 mL of liquid drops — **The 6-bottle pack**A 180-day supply at $49 a bottle, shipped free.

Start Gelatide on one dropper, with breakfast

Liquid drops with 60 days from the date of purchase to claim a refund, on every pack. Read the safety notes, then order through the checkout.

6 bottles $294 · 3 bottles $207 · 2 bottles $158 + $9.99 shipping

Order Gelatide On The Official Website

60 days from purchase to claim · lot GEL-26/GE-4762 · orders through the checkout only