Unlike classic L-carnitine, acetyl-L-carnitine can cross the blood-brain barrier, giving it particular relevance for supporting brain function alongside its established role in cellular energy metabolism. This 85 g pure powder format offers a considerable advantage over capsules: around 57 doses of 1.5 g of pure active ingredient, versus just 30 g of active material in a standard box of 60 capsules dosed at 500 mg — a smart, economical choice for anyone focused on value.

A jar of 85 g of Now Foods pure powder contains 85 g of acetyl-L-carnitine, nearly three times the amount found in a standard box of 60 capsules dosed at 500 mg (30 g) — particularly well suited to people wanting regular, cost-effective long-term supplementation. The powder format also allows a dosing flexibility that capsules cannot match: the daily amount can be fine-tuned to individual goals and needs with a precision that a pre-dosed capsule does not allow, which is appreciated by informed consumers and wellness practitioners recommending personalised protocols. The powder dissolves easily in a glass of water, fruit juice or a smoothie, with a neutral to slightly tart taste.

Now Foods is an American supplement manufacturer founded in 1968, recognised for its commitment to quality, transparency and accessibility in natural health products. Every Now Foods product is made in GMP-certified (Good Manufacturing Practices) facilities and undergoes rigorous quality checks at every stage of production. This acetyl-L-carnitine powder contains no excipients, additives or preservatives — a single-ingredient product whose purity is guaranteed by the brand’s manufacturing standards, in line with Herba Barona’s preference for transparent formulas and verifiably high-quality ingredients.

Acetyl-L-carnitine appeals to a broad range of people interested in supporting their energy metabolism and brain wellbeing. Active people and athletes value its role in fat metabolism and cellular energy production; knowledge workers and students take an interest in its brain-related activity; and older adults may find it a useful support for maintaining cognitive function. It is also relevant for people whose diet is low in natural carnitine sources — mainly red meat and dairy — including vegetarians and vegans, who may have lower carnitine intake.

Take half a teaspoon, about 1.5 g, per day, dissolved in a glass of water, juice or a smoothie. It is best taken in the morning or early afternoon.

Do not exceed the recommended daily dose. This product should not replace a varied, balanced diet and a healthy lifestyle. It is recommended to consult a healthcare professional before starting any supplementation. Store in a cool, dry place away from light.

What is the difference between L-carnitine and acetyl-L-carnitine?

L-carnitine is the base form, mainly involved in transporting fatty acids to the mitochondria. Acetyl-L-carnitine is an acetylated form with the added ability to cross the blood-brain barrier, giving it particular relevance for brain function support alongside its role in energy metabolism.

How do I take Now Foods acetyl-L-carnitine powder?

Take half a teaspoon, about 1.5 g, per day, dissolved in a glass of water, juice or a smoothie. The powder dissolves easily and is best taken in the morning or early afternoon.

How long does an 85 g jar last?

At half a teaspoon (1.5 g) a day, an 85 g jar provides around 57 doses, close to two months of continuous supplementation.

Herba Barona is an independent specialist supplement shop in the heart of Paris — established in 2006. What you order is genuinely on our shelves: we ship from our own stock, with no dropshipping and no long waits.

Visit us at 10 rue Théophile Roussel, Paris 12 — or use Click & Collect and pick up your order in-store. We also deliver across France and Europe. Friendly, expert advice in English from our team.

Where is the shop?

Herba Barona is at 10 rue Théophile Roussel, 75012 Paris — a two-minute walk from Ledru-Rollin (line 8), close to Bastille. Open Tuesday to Saturday, 9:30 am–6:30 pm.

Can I order online or collect in store?

Yes. We ship across France and Europe under the same conditions as our French store, or choose Click & Collect to pick up your order for free at our Paris shop.