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Fundamental Skin Regenerating Serum

Life Plankton™ Elixir is a new generation of serum which acts on your specific skin concerns no mat ... Read full description

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Fundamental Skin Regenerating Serum

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Life Plankton™ Elixir is a new generation of serum which acts on your specific skin concerns no matter what your age or skin conditions are. Elixir defends, soothes and regenerates the skin, promoting the cell renewal process.
This step 1 serum for your skin treatment routine is infused with our Life Plankton™ ingredient at its highest concentration.
In 8 days, the quality of the skin is visibly improved, smoother, more even and signs of aging are visibly reduced. This serum should be used as a step 1 serum of your skincare routine.

Tested on 100% Sensitive Skin skin and infused with 5% Life Plankton™ at full strength, Life Plankton™ elixir is a non-sticky, transforming texture with a mat finish.
New breakthrough serum texture, light, fast-fusing and fresh, it is instantly absorbed into the skin.
Always respectful of the skin, non-comedogenic and dermatologically tested formulation can be used even on the skin and around the eyes.

How to use Life Plankton Elixir?

  1. Apply after toner and before face care.

  2. Take 3 to 4 drops of Life Plankton™ Elixir.

  3. Warm it in the palm of your hand and massage on to face, neck and décolleté. 
How to apply day :  How to apply night : 

A fundamental first step in any skincare routine, Life Plankton™ Elixir improve the efficacy of your skincare regimen that follows.


  • Skin is strengthened 82 %*
  • Dermatologists clinically observed a skin’s resiliency enhanced by +31 %**.

  • Skin is firmer 82 %*
  • Skin appears healthier 83 %*

  • Skin feels smoother 88 %*
  • Dermatologists clinically observed a reduction of wrinkles by – 34 %**
Skin transformation

  • Overall appearance of skin seems improved 85 %*
  • Dermatologists clinically observed an improvement by +29 %**

Biotherm products contains no parabens, no fragrance allergens and are enriched with Life Plankton™, pure thermal plankton extract that contains 35 nutrients, proteins, vitamins, amino acids, glucids, lipids and trace elements that help revive the skin’s vital functions and which are essential to its health.

Our bioscience ingredients

Vitamin C


The association of Life Plankton and Vitamin C amplifies Vitamin C impact on skin barrier and skin structure, increases Vitamin C’s efficacy on skin barrier strengthening for stronger resiliency against urban aggressions. It also boosts Vitamin C’s efficacy on skin structure preserving, for better collagen production, to help firm skinand reduce lines.

Hyaluronic Acid


Hyaluronic acid is known to capture up to 1000 times its weight in water, plumping skin with moisture to smooth and comfort. When fragmented, it penetrates even deeper to reduce the apperrance of lines and wrinkles.


Full ingredient list 

*Please be aware that ingredient lists may change or vary from time to time. Please refer to the ingredient list on the product package you receive for the most up to date list of ingredients.


Explore More

How To Life Plankton™ Routine | BIOTHERM

The ideal Life Plankton™ Routine to regenerate your skin: Step 1: Boost with Life Plankton™ Essence, Step 2: Treat with Life Plankton™ Elixir, Step 3: Prevent aging with Life Plankton™ Eye

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