4F-EPH crystals

4F-EPH is only available for research purposes! information given on this page is meant to be contextual.

4F-EPH is a chemical substance, and belongs to the the Phenidate chemical class.

Ingesting 4F-EPH at low doses generally causes light to moderate Stimulant effects in the brain.
Likewise, taking a larger dose causes heavier Stimulant effects and is therefore not recommended.
Let’s have a look at some average doses on the table below.

Dosage guideline

Threshold	< 5 mg
Light	5 – 10 mg
Common	10 – 15 mg
Strong	15 – 30 mg
Heavy	30 mg +

4F-EPH’s Stimulant effects has a progressive intensity curve, and may last up to 5 – 6 hours. 

However, the average is about 4 – 12 hours hours.

How will my 4F-EPH be shipped?

For security and convenience we’ll ship 4F-EPH in plain boxes, properly wrapped, and without any branding.
Moreover, there is also no content overview attached, so keep your order confirmation email at a safe place for reference purposes.

4F-EPH delivery times

Unfortunately, we can’t tell exactly and depends per country and shipping route.

Average delivery times for 4F-EPH:

Europe: 2 days
USA:7 days
ASIA central: 6 days
ASIA eastern: 8 days
Australia: 12 days
New Zealand:14 days

Free reshipment of 4F-EPH

In the rare occasion your 4F-EPH package has not arrived after 21 days, please let us know and
we’ll arrange a reship immediately, without costs.
Why 21 days?
Parcel service will only start an investigation on lost packages after 21 days.
At this point we are also assured of insurance payout.
Before that time there is not much we can do.

Sometimes, customs may check the parcel. This is out of our control. so prior to ordering,
check whether the substance is legal in your country.

Effect duration

Total	5 – 6 hours
After effects	4 – 12 hours

Nomenclature

Common names	4F-EPH, 4FEPH
Substitutive name	4-Fluoroethylphenidate
Systematic name	Ethyl 2-(4-fluorophenyl)-2-(piperidin-2-yl)acetate
Psychoactive class	Stimulant
Chemical class	Phenidate / Piperidine