Formulation
How to Mask Pea Protein Off-Notes
A step-by-step development sequence for masking pea protein, covering isolate screening, blend design, dosing trials and how to run the sensory work.
September 10, 2026 · 4 min
Application
The category where masking is not part of the job. It is the job.
Why are supplements so hard to flavor?
You are hiding a taste, not creating one. The active ingredients are in there at doses you can taste, and cutting them would defeat the product.
In most food categories the functional ingredients taste of nothing and the flavor is there to make the product distinctive. Supplements are the opposite. The ingredient that makes the product work tastes strongly of something unpleasant, it is in there at a level set by the label claim, and you cannot reduce it.
So the flavor brief starts from a problem, not from an idea.
Twenty-five grams of protein. Three grams of creatine. A full electrolyte profile. A gram of beta-alanine. Each of those is decided by what works, not by what tastes good.
There is a consequence people underestimate: masking does not scale up neatly. A system that works at 20 g of plant protein will not necessarily hold at 30 g. If the dose changes late in development — and it often does — the masking work has to be redone.
| Ingredient | What you taste | Notes |
|---|---|---|
| Whey protein | Mild cardboard, slight bitterness | The easiest one |
| Plant protein | Earthy, green, bitter, drying | See plant protein masking |
| Greens blends | Vegetal, bitter, sulfurous | The hardest job in the category |
| Electrolytes | Salty, bitter, metallic | Depends on which mineral salts |
| Caffeine | Clean bitterness, more with more caffeine | Predictable, and blockers work well |
| Beta-alanine | Bitter, plus tingling | The tingle is not a taste problem |
| Iron and zinc | Metallic, lingering | You can taste tiny amounts |
| B vitamins | Yeasty, bitter, sulfurous | Riboflavin also turns it yellow |
Powders have mixing problems that show up as taste problems. An undissolved lump is a concentrated hit of the bad taste on your tongue. And if the powder separates in transit, the first scoop from a tub and the last one do not taste the same.
Ready-to-drink puts the actives through heat and then leaves them sitting for a year, during which protein develops cooked notes and plant ingredients oxidize.
Gummies bring heat during production, acid in the recipe, and a limit on how much active you can fit in each piece. People also eat several at once, which changes the dose maths.
Capsules and tablets avoid the problem entirely — a legitimate answer when an ingredient genuinely cannot be masked at the dose you need.
Structure
Coverage
Formulation
A step-by-step development sequence for masking pea protein, covering isolate screening, blend design, dosing trials and how to run the sensory work.
September 10, 2026 · 4 min
Formulation
When to use a liquid flavor and when to use a powder — dosing accuracy, dispersion, top-note retention, shelf life and cost compared.
September 10, 2026 · 3 min