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Determination of Caffeine Content in Ethanolic Extract of Robusta Coffee Beans Using UV-Vis Spectrophotometry

research Determination of Caffeine Content in Ethanolic Extract of Robusta Coffee Beans (Coffea canephora) Using UV-Vis Spectrophotometry

May 2026 in “Jurnal Riset Kefarmasian Indonesia”

This study measured caffeine content in ethanolic extracts of robusta coffee beans, finding 221.58 mg of caffeine per gram of extract, which aligns with known levels for Coffea canephora.

research ISID1417 - Interest of a cinchona succirubra extract and its association with caffeine in hair loss

May 2023

In a study on hair loss treatment, researchers found that a serum containing Cinchona succirubra extract and caffeine improved hair density and reduced hair loss in individuals with acute telogen effluvium after 16 weeks of use, with significant improvements observable after just 4 weeks.

research Effect of Transcutol P on Percutaneous Absorption of Gel Containing Pure Synthetic Caffeine or Plant‐Extracted Natural Caffeine

January 2026 in “Dermatology Research and Practice”

This study found that ex vivo, the skin permeability of caffeine increased with formulations using natural caffeine from coffee extract, particularly when combined with 2.5% Transcutol P, compared to synthetic caffeine formulations.

research 1417 Interest of a cinchona succirubra extract and its association with caffeine in hair loss

April 2023 in “Journal of Investigative Dermatology”

In this clinical study, a serum containing Cinchona succirubra extract and Caffeine significantly improved hair growth and reduced hair loss in subjects with acute telogen effluvium.

research Caffeine in Hair Care and Anticellulite Cosmetics: Sample Preparation, Solid-Phase Extraction, and HPLC Determination.

December 2020 in “Journal of Cosmetic Science”

This study determined that caffeine content in anticellulite gels was between 0.7% and 1.7%, and about 1.0% in hair-care products.

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Community Join

5 / 583 results

community Serum based on plant extracts boosts hair growth in weeks.

44 upvotes 11 months ago

A serum containing Centella asiatica extracellular vesicles, IGF-1, FGF-7, and caffeine significantly improved hair thickness, density, length, and reduced hair loss after 56 days. The conversation also discusses how treatments like finasteride, minoxidil, and ketoconazole address different aspects of hair loss by reducing DHT, improving blood flow, and lowering inflammation.

community Scientists have uncovered a simple way to cure hair loss – as incredible before–and–after photos show the results in just 8 weeks

in Research/Science 283 upvotes 11 months ago

Scientists claim a combination of caffeine, two proteins, and Centella asiatica extracts can cure hair loss, but skepticism remains due to past unfulfilled promises. Users discuss various treatments like minoxidil, finasteride, and microneedling, expressing doubt about the effectiveness of new methods.

community Recently went to a trichologist and got recommended these 4 products to treat AGA.

1 month ago

The trichologist recommended products with ingredients like retinol, caffeine, and placenta extract for AGA, but users believe these are ineffective and possibly a scam. They suggest consulting a dermatologist and using proven treatments like Minoxidil and Finasteride instead.

community PSA: Caffeine and Hair Transplants

31 upvotes 2 years ago

A user shared their experience with a hair transplant, emphasizing the importance of avoiding caffeine 7 days before the procedure. Ignoring this advice led to reduced effectiveness of the numbing agent, causing significant discomfort during the transplant.

community Has anyone tried those aliexp product ?

in Product 6 months ago

The conversation is about exploring additional hair loss treatments, with suggestions including topical melatonin, caffeine-based shampoos, redensyl, copper-peptides, pumpkin seed oil, saw palmetto, ketoconazole shampoo, and fluridil. Caution is advised against using products from AliExpress and Temu due to potential safety concerns.

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Learn

6 / 801 results

learn Thymosin Beta 4

learn Caffeine

the stimulant you know and love can be used topically to stimulate hair

Does caffeine stimulate hair growth or only slow hair loss? Caffeine stimulates hair follicles in laboratory cultures, and one open-label trial in 210 men found a 0.2% caffeine topical non-inferior to minoxidil 5% on an anagen-ratio endpoint; there is no placebo-controlled evidence that it regrows hair, and none at all in alopecia areata or telogen effluvium.
Is it safe to combine caffeine with other topical treatments? Only one small trial has tested caffeine together with another hair-loss topical (minoxidil 2.5%), and it favoured the combination; caffeine with topical finasteride, ketoconazole or plant oils has never been studied, so no source can call those combinations safe.
Does the caffeine in the scalp reach the follicles or stay on the surface? Caffeine can penetrate the scalp and reach hair follicles.

learn Rosemary

What happens if I combine rosemary with other ingredients like mint or caffeine? Combining rosemary with mint or caffeine may enhance scalp health but lacks strong evidence for hair loss reversal.

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