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Free delivery on orders over $50 + same day dispatch for orders before 3.30pm
Free delivery on orders over $50 + same day dispatch for orders before 3.30pm
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SWITCH NUTRITION 100% PURE L-LEUCINE 200G

SWITCH NUTRITION 100% PURE L-LEUCINE 200G

$39.95 - $39.95
$39.95
$39.95 - $39.95
$39.95

Switch Nutrition Essentials L-Leucine is a pure BCAA (branched-chain amino acid) supplement that delivers 1 g per serving to support muscle protein synthesis and recovery. It’s specifically designed for those needing an extra boost in performance, lean muscle retention, and training recovery.

Why Choose Switch Nutrition Essentials L-Leucine?

  • 1 g L-Leucine per serve – provides a dose that helps trigger muscle protein synthesis.

  • Supports lean muscle preservation – helps minimize muscle breakdown during intense or calorie-restricted training.

  • Aids recovery & reduces soreness – assists in helping muscles bounce back after hard sessions.

  • May help with blood sugar regulation – contributes to balanced nutrient partitioning.

  • Vegan-friendly, unflavoured & simple formula – clean and stackable with other supplements.

How to Use

  1. Mix one scoop (1 g) with water or your preferred beverage.

  2. Use before or during training, or between meals to support recovery.

  3. On rest days, continue daily to maintain levels in your system.
    Pro tip: Pair with protein intake or full EAAs for more complete recovery.

Who’s It For?

  • Strength & resistance trainers – needing extra leucine to stimulate muscle repair.

  • Individuals during calorie cuts or deficit diets – wanting to protect lean muscle.

  • Endurance athletes – to help recovery and reduce muscle breakdown.

  • Clean-supplement users – preferring a simple, additive-minimal amino acid formula.

FAQ

What is L-Leucine Essentials?
It’s a single-ingredient leucine powder designed to support muscle protein synthesis, recovery, and lean muscle retention.

How many servings are there and what is the serving size?
There are approximately 200 servings in the tub; with each serving being 1 g of L-Leucine.

Is this safe to combine with other amino or BCAA supplements?
Yes — as long as your total intake is within tolerable amounts; leucine is part of BCAAs and EAAs. Adjust dosages if combining to avoid excessive intake.

All orders placed before 3:30pm are packed same day and shipped to arrive typically the next working day. Please allow an extra 1-3 working days for driver delays. We reserve the right to reject any order addressed to a PO box or a Parcel Pod.

All non-rural orders over $50 within New Zealand include free shipping. For orders under $50, a flat rate of $3.99 is charged.

North Island - Next Business Day

South Island - 2-3 Business Days

Rural - +1 business days from the above times.

Rural - $4.99 surcharge applies. We suggest to send to a town or workplace that is not a rural delivery address.

Public holidays - NZ Couriers does not collect on Public Holidays, so there may be slight delays around these times.

Bay Supplements uses NZ Couriers within New Zealand.

If you have changed your mind after the courier has picked up your order, then you must organise for the return of the products for a refund. The goods must be returned to Bay Supplements within 7 days of the goods being received, and in an unused and unopened condition. If accepted the refund will be processed minus a restocking fee of $9.99. Unless the goods are faulty, the products will not be refunded or replaced if they are used and or opened. Return shipping for faulty goods will be covered by Bay Supplements. Return shipping for non-faulty goods will be covered by the customer.

NOTE; NO REFUNDS/EXCHANGE ON CLEARANCE ITEMS.